[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.1"]
[White "Mareco, Sandro"]
[Black "Benedetti, Antonella"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2026"]
[ECO "A58"]
[Opening "Benko gambit accepted"]
[WhiteFideId "112275"]
[BlackFideId "170976"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. g3 Bg7 8. Bg2
d6 9. Nf3 O-O 10. O-O Nbd7 11. Rb1 Qa5 12. Qc2 Nb6 13. Rd1 Bb7 14. Bd2 Na4 15.
a3 Qa6 16. Nh4 Nd7 17. e3 Rfb8 18. Bf1 c4 19. e4 Bc8 20. Ng2 Ne5 21. Be2 Bd7 22.
Ne3 Nxc3 23. Bxc3 Ba4 24. Qc1 Bxd1 25. Qxd1 Qa4 26. Qxa4 Rxa4 27. Bxe5 Bxe5 28.
Nxc4 Bd4 29. b4 Bc3 30. Kf1 Bxb4 31. Bd3 Ra7 32. axb4 Rab7 33. e5 dxe5 34. Nxe5
Rxb4 35. Re1 R8b7 36. Nc6 Rb2 37. Nxe7+ Kf8 38. Nc6 Rd2 39. Re3 Rbb2 40. Rf3 Ke8
41. Ne5 Rd1+ 42. Kg2 f5 43. d6 Re1 44. Nc4 Rb4 45. Rf4 Rb3 46. Bc2 Rc3 47. Ba4+
Kd8 48. Na5 Rd3 49. Rb4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.2"]
[White "Figueroa, Jose Leonardo"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[BlackTitle "GM"]
[BlackElo "2580"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "116491"]
[BlackFideId "107069"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. g3 Bb7 7. Bg2 Ne7 8. O-O
Nbc6 9. Be3 Nxd4 10. Bxd4 Nc6 11. Be3 Be7 12. Qe1 O-O 13. Rd1 Qc7 14. Ne2 Ne5
15. c3 a5 16. h3 b4 17. f4 Nc4 18. Bc1 Qb6+ 19. Kh2 Rfd8 20. Rd4 Rac8 21. b3 Na3
22. Bxa3 bxa3 23. Qd2 Bc5 24. Rd3 Ba6 25. c4 a4 26. Rd1 axb3 27. axb3 Bb7 28.
Nc1 Bb4 29. Qe2 Rc7 30. Na2 Bf8 31. Qc2 Ba6 32. Rc3 Rdc8 33. Rcd3 Rb8 34. Qe2
Qa7 35. Nc1 g6 36. e5 Be7 37. R1d2 Bb4 38. Rd1 Be7 39. Qd2 Bc8 40. Na2 f6 41.
exf6 Bxf6 42. g4 Rxc4 43. bxc4 Rb2 44. Qe3 Qxe3 45. Rxe3 Bb7 46. Rg1 Rxa2 47.
Kh1 Rxg2 48. Rxg2 a2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.3"]
[White "Lemos, Damian"]
[Black "Rodriguez, Federico"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2545"]
[BlackElo "1981"]
[ECO "A81"]
[Opening "Dutch defence"]
[WhiteFideId "113581"]
[BlackFideId "122084"]
[EventDate "2012.07.04"]

1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nf3 d6 5. O-O Nh6 6. c4 O-O 7. Nc3 Nf7 8. d5 e5
9. dxe6 Bxe6 10. Nd4 Bc8 11. e3 c5 12. Nde2 Nc6 13. b3 Rb8 14. Bb2 Ne7 15. Qd2
b6 16. Nf4 Qd7 17. Ncd5 Nxd5 18. Bxd5 Qe7 19. Rad1 Bxb2 20. Qxb2 Qe5 21. Qa3 a5
22. Bg2 g5 23. Nd5 g4 24. f4 gxf3 25. Rxf3 Ng5 26. Rf2 Ne4 27. Rf4 Nc3 28. Re1
Bb7 29. Nxc3 Qxc3 30. Qc1 Qxc1 31. Rxc1 Bxg2 32. Kxg2 Kg7 33. Rcf1 Rbe8 34. e4
Rxe4 35. Rxe4 fxe4 36. Rxf8 Kxf8 37. Kf2 Ke7 38. Ke3 Kd7 39. Kxe4 Kc6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.4"]
[White "Colautti, Marcela"]
[Black "Alonso, Salvador"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "1973"]
[BlackElo "2516"]
[ECO "D19"]
[Opening "QGD Slav"]
[Variation "Dutch variation"]
[WhiteFideId "116440"]
[BlackFideId "105198"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O
O-O 9. Ne5 Nbd7 10. Nxd7 Qxd7 11. Qe2 Bg6 12. Bd2 Qe7 13. Bb3 Rad8 14. Rfd1 e5
15. dxe5 Qxe5 16. Be1 Bd6 17. f4 Qc5 18. Rd4 Qb6 19. Bc4 Bc5 20. a5 Qc7 21. Rxd8
Rxd8 22. Bf2 Re8 23. h3 a6 24. g4 Ne4 25. Nxe4 Bxe4 26. Bd3 Bxd3 27. Qxd3 Bb4
28. Qf5 g6 29. Qg5 Be7 30. Qh6 Bf8 31. Qg5 h6 32. Qh4 Qd7 33. f5 gxf5 34. gxf5
Qxf5 35. Ra4 Re6 36. Rg4+ Rg6 37. e4 Qxe4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.5"]
[White "Ricardi, Pablo"]
[Black "Tokatlian, Gabriel"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2500"]
[BlackElo "1947"]
[ECO "B30"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (without ...d6)"]
[WhiteFideId "100242"]
[BlackFideId "123528"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 Nd4 4. Nxd4 cxd4 5. O-O g6 6. c3 Bg7 7. a4 a6 8. Bc4
Qc7 9. d3 e6 10. cxd4 Bxd4 11. Nc3 d6 12. Kh1 Bd7 13. Bf4 Be5 14. Be3 Bg7 15.
Rc1 Qa5 16. f4 Ne7 17. f5 gxf5 18. Bg5 Bc6 19. Qh5 d5 20. exd5 Nxd5 21. Nxd5
Bxd5 22. b4 Bxg2+ 23. Kxg2 Qb6 24. Rxf5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.6"]
[White "Paolini, Claudio"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "1915"]
[BlackElo "2489"]
[ECO "A15"]
[Opening "English, 1...Nf6 (Anglo-Indian defense)"]
[WhiteFideId "129984"]
[BlackFideId "117927"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. g3 g6 3. Bg2 Bg7 4. Nf3 O-O 5. O-O d6 6. Nc3 Nc6 7. Rb1 e5 8. d3 h6
9. b4 Be6 10. b5 Ne7 11. Qc2 Qc8 12. a4 Bh3 13. Ba3 Bxg2 14. Kxg2 Qe6 15. Rfc1
Nd7 16. Nd5 Rac8 17. Nxe7+ Qxe7 18. c5 dxc5 19. Bxc5 Nxc5 20. Qxc5 Qxc5 21. Rxc5
f6 22. Rbc1 Rf7 23. Nd2 Rd7 24. Nb3 Bf8 25. R5c4 Ba3 26. R1c2 Bd6 27. Nc5 Bxc5
28. Rxc5 Kf7 29. Kf3 Ke7 30. Ke4 Rd4+ 31. Ke3 Kd6 32. a5 Rd5 33. Rxd5+ Kxd5 34.
f4 exf4+ 35. gxf4 g5 36. Kf3 f5 37. e4+ fxe4+ 38. dxe4+ Kd4 39. fxg5 hxg5 40.
Kg4 c5 41. bxc6 bxc6 42. Kxg5 c5 43. h4 c4 44. h5 Kxe4 45. h6 Kd3 46. Rc1 c3 47.
Kg6 c2 48. h7 Kd2 49. Rh1 c1=Q 50. Rxc1 Kxc1 51. Kg7 Kb2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.7"]
[White "Real De Azua, Ernesto"]
[Black "D'Ascanio, Adolfo"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2474"]
[BlackElo "1906"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "108154"]
[BlackFideId "136425"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 c6 7. Bd3 Nbd7 8. Qc2
O-O 9. Nge2 Re8 10. O-O Nf8 11. f3 h6 12. Bh4 Nh5 13. Bf2 Bd6 14. Kh1 g6 15. e4
Nf4 16. Nxf4 Bxf4 17. e5 h5 18. Ne2 Bh6 19. f4 Bg4 20. f5 Bxe2 21. Qxe2 Qg5 22.
Rad1 gxf5 23. Bg3 Qg4 24. Rxf5 Ne6 25. Rxh5 Qxe2 26. Bxe2 Be3 27. Bg4 Nf4 28.
Rf5 Ng6 29. Rd3 Bc1 30. b3 Kg7 31. Rf1 Ba3 32. Bf5 Rh8 33. b4 Bxb4 34. Rb3 a5
35. a3 Bd2 36. Rxb7 Nh4 37. Bc2 Kg8 38. Rfxf7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.8"]
[White "Lopez Miller, Indalecio"]
[Black "Claverie, Raul"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1894"]
[BlackElo "2467"]
[ECO "C05"]
[Opening "French"]
[Variation "Tarrasch, Botvinnik variation"]
[WhiteFideId "113859"]
[BlackFideId "110833"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 b6 7. Ne2 cxd4 8. cxd4
Ba6 9. Bb1 Be7 10. Nf3 g5 11. h3 h5 12. Bd2 Nc6 13. Bc3 Qc7 14. Bd3 Bxd3 15.
Qxd3 O-O-O 16. Qd2 Rdg8 17. O-O-O b5 18. Qc2 Kb8 19. Kb1 Nb6 20. b3 Rc8 21. Rc1
Kb7 22. Ne1 Qd7 23. Qb2 Qe8 24. Nd3 Qf8 25. Qd2 Qg7 26. f3 Nd7 27. Bb4 Bd8 28.
Bd6 Qg6 29. Kb2 Bb6 30. Bc5 Ba5 31. b4 Bb6 32. Rc2 f6 33. exf6 Qxf6 34. Kb1 a6
35. Re1 Bc7 36. Qe3 Rhe8 37. a3 e5 38. dxe5 Bxe5 39. Qd2 Qf5 40. Rd1 Bh8 41. Ng3
Qg6 42. Nf1 Qf6 43. Ka2 Red8 44. Ne3 Nde5 45. Nxe5 Qxe5 46. Qd3 d4 47. Nf1 Qd5+
48. Qb3 d3 49. Rcd2 Qxb3+ 50. Kxb3 Ne5 51. Ng3 a5 52. Ne4 a4+ 53. Ka2 Rc6 54.
Nxg5 Rg6 55. f4 Nc4 56. Rxd3 Re8 57. Rd7+ Kc6 58. Re7 Rgg8 59. Rde1 Rxe7 60.
Rxe7 Rd8 61. Re6+ Kb7 62. Re7+ Kc8 63. Ne6 Rd2+ 64. Kb1 Bc3 65. Ba7 Nxa3+ 66.
Kc1 Rc2+ 67. Kd1 Rd2+ 68. Kc1 Rc2+ 69. Kd1 Bxb4 70. Rg7 Rd2+ 71. Kc1 Rc2+ 72.
Kd1 Rc6 73. f5 Nb1 74. Bd4 Nc3+ 75. Bxc3 Bxc3 76. Rg8+ Kd7 77. Ra8 Bb2 78. Ra7+
Kd6 79. Nf4 Bd4 80. Ra5 Bc3 81. Ra8 h4 82. Ne2 Be5 83. f6 Bxf6 84. g3 Kc5 85.
Kc2 Kb4+ 86. Kb1 Re6 87. Nf4 Rd6 88. gxh4 Kb3 89. Ne2 Rd2 90. Nc1+ Ka3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.9"]
[White "Lorenzini, Martin"]
[Black "Tachella, Pablo Ivan"]
[Result "1-0"]
[WhiteElo "2466"]
[BlackElo "1888"]
[ECO "C50"]
[Opening "Hungarian defence"]
[WhiteFideId "105570"]
[BlackFideId "133124"]
[EventDate "2012.07.04"]

1. e4 e5 2. Bc4 Nc6 3. Nf3 Be7 4. d3 Nf6 5. O-O O-O 6. Bb3 d6 7. c3 Bg4 8. h3
Bh5 9. Nbd2 Nd7 10. Re1 Nc5 11. Bc2 Re8 12. Nf1 Ne6 13. Ng3 Bg6 14. b4 a6 15.
Bb3 Bf6 16. Be3 Rc8 17. Qd2 Ne7 18. d4 Nf8 19. dxe5 dxe5 20. Qe2 Qd6 21. h4 h6
22. h5 Bh7 23. Nh2 Nd7 24. Ng4 Qc6 25. Rad1 Rcd8 26. Rd3 Nc8 27. Bd5 Qb5 28.
Bxh6 Nd6 29. Bc1 Bh4 30. Qf3 Nf6 31. Nxf6+ Bxf6 32. Red1 Kh8 33. h6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.10"]
[White "Moscato, Nestor Eduardo"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[BlackTitle "IM"]
[BlackElo "2449"]
[ECO "A10"]
[Opening "English opening"]
[WhiteFideId "123501"]
[BlackFideId "113816"]
[EventDate "2012.07.04"]

1. c4 g6 2. Nc3 d6 3. Nf3 Bg7 4. g3 f5 5. d3 Nf6 6. Bg2 O-O 7. O-O Nc6 8. a3 a5
9. Rb1 Nh5 10. Ng5 e6 11. f4 h6 12. Nf3 e5 13. Nh4 Kh7 14. e4 Nxf4 15. Bxf4 exf4
16. exf5 g5 17. Be4 Bd4+ 18. Kh1 Rf6 19. Ne2 gxh4 20. Bxc6 Be3 21. Bg2 hxg3 22.
hxg3 fxg3 23. Nxg3 Bd7 24. Qf3 Bd4 25. Qg4 c5 26. Nh5 Rf7 27. Qg6+ Kh8 28. Rf4
Qg8 29. Qxg8+ Rxg8 30. Bd5 Bc6 31. Bxc6 bxc6 32. Re1 Rg5 33. Rh4 Bf2 34. Re8+
Kh7 35. Rh3 Rfxf5 36. Re7+ Kg8 37. Re6 Rxh5 38. Rxh5 Rxh5+ 39. Kg2 Bd4 40. Rxd6
Bxb2 41. a4 Rg5+ 42. Kf3 h5 43. Rxc6 h4 44. Rh6 Rg3+ 45. Ke4 h3 46. Rh5 Bd4 47.
Kd5 Kg7 48. Kc6 Rg6+ 49. Kb5 Rh6 50. Rxh3 Rxh3 51. Kxa5 Rxd3 52. Kb5 Rb3+ 53.
Kc6 Rb4 54. a5 Rxc4 55. Kb5 Rb4+ 56. Ka6 Rb1 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.11"]
[White "Slipak, Sergio"]
[Black "Araoz, Claudio Alberto"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2444"]
[BlackElo "1849"]
[ECO "E61"]
[Opening "King's Indian"]
[Variation "Smyslov system"]
[WhiteFideId "100250"]
[BlackFideId "107565"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. Nc3 d6 5. Bg5 c6 6. e3 O-O 7. Be2 Nbd7 8. Qc2
Qa5 9. a3 c5 10. O-O a6 11. b4 Qd8 12. Rfd1 cxd4 13. Nxd4 h6 14. Bh4 Ne5 15. h3
Bd7 16. Rac1 g5 17. Bg3 Qc8 18. Qb3 e6 19. c5 Nc6 20. Bxd6 Nxd4 21. exd4 Re8 22.
a4 Bf8 23. Be5 Nh7 24. b5 f6 25. Bg3 Kg7 26. Bf3 Rd8 27. bxa6 Rxa6 28. Bxb7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.12"]
[White "Muniz, Roberto Anibal"]
[Black "Pierrot, Facundo"]
[Result "0-1"]
[BlackTitle "IM"]
[BlackElo "2442"]
[ECO "C95"]
[Opening "Ruy Lopez"]
[Variation "closed, Breyer, Borisenko variation"]
[WhiteFideId "173347"]
[BlackFideId "103250"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. c3
d6 9. h3 Nb8 10. d4 Nbd7 11. Nbd2 Bb7 12. c4 h6 13. Bc2 Re8 14. Nf1 bxc4 15. Ng3
Bf8 16. Ba4 c6 17. dxe5 Nxe5 18. Nxe5 Rxe5 19. Bf4 Re8 20. Qd4 d5 21. e5 Nd7 22.
Nf5 Nc5 23. Bc2 Ne6 24. Qe3 Nxf4 25. Qxf4 Qg5 26. Qf3 c5 27. h4 Qd8 28. Rad1 g6
29. Qg3 Re6 30. Ne3 d4 31. Bf5 Rxe5 32. Bxg6 Rxe3 33. fxe3 fxg6 34. Qxg6+ Bg7
35. exd4 cxd4 36. Re6 d3 37. Rd6 Qe7 38. Re6 Qxh4 39. Rde1 Rf8 40. Re8 Qf2+ 41.
Kh2 d2 42. Rxf8+ Qxf8 43. Re8 d1=Q 44. Qe6+ Kh7 45. Rxf8 Qh5+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.13"]
[White "Dolezal, Cristian"]
[Black "Maldonado, Marcos"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2437"]
[ECO "A13"]
[Opening "English"]
[Variation "Neo-Catalan"]
[WhiteFideId "103560"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. c4 e6 3. g3 Nf6 4. Bg2 Bd6 5. O-O O-O 6. b3 Nbd7 7. Bb2 c6 8. d4
Ne4 9. Qc2 f5 10. Ne5 Qc7 11. Nd3 Ndf6 12. c5 Be7 13. Bc1 h6 14. Bf4 Qd8 15. f3
Ng5 16. Ne5 Nd7 17. Ng6 Bf6 18. Be5 Bxe5 19. dxe5 Rf7 20. f4 Ne4 21. Bxe4 fxe4
22. Nd2 Nf8 23. Nxf8 Qxf8 24. b4 Bd7 25. Nb3 Qe7 26. Nd4 a5 27. a3 Qd8 28. e3 g5
29. Qe2 gxf4 30. exf4 b6 31. Qh5 bxc5 32. Nxe6 Bxe6 33. Qg6+ Rg7 34. Qxe6+ Kh7
35. bxc5 Qd7 36. Qxd7 Rxd7 37. e6 Re7 38. f5 Rf8 39. g4 Kg7 40. Kg2 Kf6 41. Kg3
Rb8 42. Kf4 Rb2 43. h4 Rg2 44. Ra2 Rxa2 45. g5+ hxg5+ 46. hxg5+ Kg7 47. f6+ Kf8
48. Ke5 Rg2 49. Kd6 Rxe6+ 50. Kxe6 Rxg5 51. Rb1 Kg8 52. Rb8+ Kh7 53. f7 Rg6+ 54.
Ke5 Rg5+ 55. Kd4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.14"]
[White "Garcia Ciuffani, Mirco"]
[Black "Krysa, Leandro"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1764"]
[BlackElo "2424"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "138118"]
[BlackFideId "116807"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 e6 3. d4 d5 4. Nc3 dxc4 5. e3 a6 6. Bxc4 b5 7. Bd3 c5 8. Ne4
Nbd7 9. Qc2 c4 10. Nxf6+ gxf6 11. Be4 Rb8 12. d5 f5 13. dxe6 fxe6 14. Bc6 Qc7
15. Nd4 Bc5 16. Qd1 O-O 17. Bxb5 axb5 18. Nxe6 Qc6 19. Nxf8 Qxg2 20. Ke2 Qg4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.15"]
[White "Mahia, Gustavo"]
[Black "Coronel, Nestor"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2401"]
[BlackElo "1742"]
[ECO "D52"]
[Opening "QGD"]
[WhiteFideId "100439"]
[BlackFideId "122572"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 e6 5. Bg5 Nbd7 6. e3 Bd6 7. cxd5 exd5 8. Bd3
h6 9. Bh4 O-O 10. O-O Re8 11. Qc2 b6 12. e4 dxe4 13. Nxe4 Be7 14. Qxc6 Rb8 15.
Nd6 Bxd6 16. Qxd6 Bb7 17. Rfe1 Bxf3 18. gxf3 Nf8 19. Qxd8 Rbxd8 20. Rxe8 Rxe8
21. Bxf6 gxf6 22. Rd1 Ng6 23. Kf1 Kf8 24. Be4 Rd8 25. Ke2 Ke7 26. Ke3 Rc8 27. f4
Kd6 28. Rg1 Rg8 29. f5 Ne7 30. Rxg8 Nxg8 31. Kf4 Ne7 32. Kg4 Nc6 33. Bxc6 Kxc6
34. Kh5 Kd5 35. Kxh6 Kxd4 36. h4 Ke5 37. h5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.16"]
[White "Etchevest, Marcelo"]
[Black "Julia, Ernesto"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[WhiteElo "1726"]
[BlackElo "2359"]
[ECO "C11"]
[Opening "French"]
[Variation "Steinitz, Boleslavsky variation"]
[WhiteFideId "137464"]
[BlackFideId "101150"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nc3 d5 3. e4 e6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Be3 a6 8. Qd2 b5
9. dxc5 Nxc5 10. Qf2 Nd7 11. Bd3 Be7 12. O-O Bb7 13. Ne2 Rc8 14. Ned4 Nxd4 15.
Nxd4 g6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.17"]
[White "Barrionuevo, Pablo"]
[Black "Ennis Marcos, Alan"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2318"]
[BlackElo "1623"]
[ECO "D82"]
[Opening "Gruenfeld"]
[Variation "4.Bf4"]
[WhiteFideId "110566"]
[BlackFideId "136778"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Bf4 Bg7 5. e3 c5 6. dxc5 Qa5 7. Rc1 Ne4 8. cxd5
Nxc3 9. Qd2 Qxa2 10. bxc3 Qa5 11. e4 Nd7 12. c4 Qxd2+ 13. Kxd2 Nxc5 14. Ke3 a5
15. Ne2 a4 16. Nc3 Nb3 17. Rc2 Na1 18. Rc1 Nb3 19. Rc2 Na1 20. Rc1 Nb3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.18"]
[White "Enciso, Franco"]
[Black "Filgueira, Hernan"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1523"]
[BlackElo "2308"]
[ECO "A41"]
[Opening "Old Indian defence"]
[WhiteFideId "126900"]
[BlackFideId "101770"]
[EventDate "2012.07.04"]

1. d4 d6 2. c4 e5 3. Nc3 exd4 4. Qxd4 Nc6 5. Qd1 Nf6 6. Bg5 Be7 7. Nf3 O-O 8. e3
Be6 9. Be2 d5 10. cxd5 Nxd5 11. Bxe7 Ncxe7 12. Nxd5 Bxd5 13. O-O c5 14. Qc2 Qb6
15. Rfd1 h6 16. h3 Rac8 17. b3 Qf6 18. Rac1 b6 19. e4 Bc6 20. e5 Qg6 21. Bd3 Qh5
22. Be2 Bxf3 23. Bxf3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.19"]
[White "Pichot, Alan"]
[Black "Martinez, Luciana"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2287"]
[BlackElo "1488"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Ufimtsev-Pytel variation"]
[WhiteFideId "110973"]
[BlackFideId "125083"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. a4 Qc7 5. g3 e5 6. Bg2 Bg4 7. Nge2 Nbd7 8. O-O
Be7 9. h3 Bxe2 10. Nxe2 O-O 11. g4 Rac8 12. g5 Ne8 13. f4 f5 14. exf5 Rxf5 15.
fxe5 Rxf1+ 16. Qxf1 dxe5 17. Qf5 Nd6 18. Qe6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.20"]
[White "Cespedes, Juan"]
[Black "Spata, German"]
[Result "0-1"]
[BlackElo "2278"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "East Indian defence"]
[BlackFideId "113026"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. b3 Bg7 4. Bb2 O-O 5. e3 d6 6. Nbd2 c5 7. c4 Nc6 8. Be2
cxd4 9. Nxd4 Nxd4 10. exd4 d5 11. c5 Bf5 12. O-O Nd7 13. Nf3 Nxc5 14. Rc1 Ne4
15. Ne5 Qb6 16. Bg4 Bxg4 17. Qxg4 f5 18. Qf4 g5 19. Qe3 f4 20. Qh3 Bxe5 21. dxe5
e6 22. Qh6 Rae8 23. Ba3 Rf7 24. Rc2 g4 25. Kh1 Qa6 26. Rfc1 Qxa3 27. f3 Nf2+ 28.
Kg1 Nd3 29. Rc8 Qf8 30. Qxf8+ Rfxf8 31. Rxe8 Rxe8 32. Rc7 gxf3 33. gxf3 Nxe5 34.
Kf2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.21"]
[White "Tobares, Leandro"]
[Black "D'Ascanio, Florencia"]
[Result "1-0"]
[WhiteElo "2242"]
[ECO "E91"]
[Opening "King's Indian"]
[Variation "6.Be2"]
[WhiteFideId "106402"]
[BlackFideId "136433"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 c5 7. O-O Nc6 8. d5 Nb4
9. h3 e6 10. a3 Na6 11. dxe6 Bxe6 12. Bf4 Ne8 13. Qd2 Qd7 14. Rad1 Rd8 15. Nb5
b6 16. Qc2 Nb8 17. Nxd6 Qc6 18. Nb5 Rxd1 19. Rxd1 Qb7 20. e5 a6 21. Nd6 Qc6 22.
Ng5 Nd7 23. Bf3 Qc7 24. Nxe6 fxe6 25. Qe4 Qb8 26. Bg3 b5 27. Bg4 Nc7 28. Nb7 Qc8
29. Rd6 Qe8 30. Qc6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.22"]
[White "Ferreyra, Gustavo"]
[Black "Giampa, Alejandro"]
[Result "0-1"]
[BlackElo "2226"]
[ECO "A37"]
[Opening "English"]
[Variation "symmetrical, Botvinnik system reversed"]
[BlackFideId "108359"]
[EventDate "2012.07.04"]

1. Nf3 c5 2. c4 g6 3. Nc3 Bg7 4. g3 Nc6 5. Bg2 e5 6. O-O Nge7 7. e4 O-O 8. d3 d6
9. Bg5 h6 10. Be3 Be6 11. Rb1 f5 12. exf5 gxf5 13. Nh4 f4 14. Bd2 Rb8 15. Ne4
Nd4 16. Bc3 Nec6 17. Nf3 Bg4 18. Ned2 Qd7 19. Qe1 Rf7 20. gxf4 Rxf4 21. Bxd4
exd4 22. a3 Re8 23. Qc1 Bh3 24. Ne4 Rexe4 25. dxe4 Rg4 26. Ne1 Rxg2+ 27. Kh1 Qg4
28. f3 Qg6 29. Nd3 Rxh2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.23"]
[White "Aparicio, Anibal"]
[Black "Fluxa, Ismael"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2223"]
[ECO "A57"]
[Opening "Benko gambit half accepted"]
[WhiteFideId "101133"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. f3 d6 6. e4 g6 7. bxa6 Bxa6 8. Bxa6
Rxa6 9. Ne2 Bg7 10. Bd2 O-O 11. Bc3 Nbd7 12. Nd2 Qa8 13. a4 e6 14. dxe6 fxe6 15.
O-O d5 16. b4 cxb4 17. Bxb4 Rb8 18. Bc3 Nb6 19. a5 Nc4 20. Nxc4 dxc4 21. Rb1 Rd8
22. Qa4 Qa7+ 23. Kh1 Qc5 24. Rfd1 Rda8 25. Rd2 h5 26. Rb5 Qe3 27. Qxc4 Nd5 28.
exd5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "1.25"]
[White "Negri, Santiago"]
[Black "Guzman, Paola"]
[Result "1/2-1/2"]
[WhiteElo "2188"]
[ECO "D37"]
[Opening "QGD"]
[Variation "classical variation (5.Bf4)"]
[WhiteFideId "109940"]
[BlackFideId "136450"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 c6 6. e3 Nbd7 7. Qc2 a6 8. a3
dxc4 9. Bxc4 b5 10. Ba2 Bb7 11. b4 a5 12. Rb1 Nb6 13. Ne5 O-O 14. O-O axb4 15.
axb4 Nfd5 16. Nxd5 Nxd5 17. Nd3 Ra4 18. Bb3 Ra6 19. Bxd5 Qxd5 20. Nc5 Ra2 21.
Qc3 Bxc5 22. Qxc5 Qxc5 23. dxc5 f6 24. Bc7 Bc8 25. Rfd1 Ra7 26. Bb6 Rd7 27. Rd6
Rxd6 28. cxd6 e5 29. Ra1 Be6 30. Bc5 Rd8 31. f3 Rd7 32. Ra6 Bd5 33. e4 Bc4 34.
Rxc6 Kf7 35. Kf2 Ke6 36. Ke3 g6 37. Rc8 f5 38. exf5+ gxf5 39. g4 fxg4 40. fxg4
Rg7 41. Rc7 Rxc7 42. dxc7 Kd7 43. Bd6 Be6 44. Bxe5 Bxg4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.26"]
[White "Jorge, Hector"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[BlackElo "2137"]
[ECO "B00"]
[Opening "King's pawn opening"]
[BlackFideId "104280"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nd7 3. c4 Ngf6 4. Nc3 e5 5. d5 Be7 6. Nge2 O-O 7. Ng3 Ne8 8. Be3
g6 9. Bd3 Ng7 10. Qc2 Nf6 11. f3 Nfe8 12. O-O-O f5 13. exf5 gxf5 14. Bh6 Bg5+
15. Bxg5 Qxg5+ 16. Qd2 Qxd2+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.27"]
[White "Torres, Sergio"]
[Black "Lahera, Carlos"]
[Result "1-0"]
[WhiteElo "2130"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "105740"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. c3 d5 5. exd5 exd5 6. Nxd4 Nf6 7. Bd3 Nc6 8.
Be3 Bd6 9. h3 O-O 10. O-O Ne5 11. Bc2 Ne4 12. Nd2 Nxd2 13. Qxd2 f5 14. Bb3 Bb8
15. Bg5 Qd6 16. Bf4 Rd8 17. Qe2 Qf6 18. Rad1 Nc6 19. Bxb8 Rxb8 20. Rfe1 Na5 21.
Qe5 Qxe5 22. Rxe5 Nxb3 23. axb3 g6 24. Nf3 h6 25. c4 d4 26. Rxd4 Rxd4 27. Nxd4
Bd7 28. Re7 Rd8 29. b4 Bc8 30. Nf3 Kf8 31. Rc7 Re8 32. b5 Be6 33. Ne5 g5 34.
Rxb7 Bc8 35. Ng6+ Kg8 36. Rxa7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.28"]
[White "Lima, Joaquin"]
[Black "Anelli, Antonio"]
[Result "1-0"]
[BlackTitle "FM"]
[BlackElo "2113"]
[ECO "B00"]
[Opening "King's pawn opening"]
[BlackFideId "101516"]
[EventDate "2012.07.04"]

1. e4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.29"]
[White "Martinez De Negri, Gonzalo"]
[Black "Lima, Damian"]
[Result "1-0"]
[WhiteElo "2093"]
[ECO "C00"]
[Opening "French"]
[Variation "Reti (Spielmann) variation"]
[WhiteFideId "106593"]
[EventDate "2012.07.04"]

1. e4 e6 2. b3 d5 3. Bb2 dxe4 4. Nc3 Nf6 5. g4 Nc6 6. Bg2 Bc5 7. Nxe4 Nxe4 8.
Bxe4 Qh4 9. Bxc6+ bxc6 10. Qf3 O-O 11. O-O-O Qe7 12. Ne2 a5 13. a4 e5 14. Ng3
Ba3 15. Qc3 Bxb2+ 16. Kxb2 Bxg4 17. Rde1 Rae8 18. f4 f6 19. fxe5 fxe5 20. Qxa5
Ra8 21. Qc3 Rfb8 22. Rxe5 Qb4 23. Re8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.30"]
[White "Lopez Muntaner, Emilio"]
[Black "Benedetti, Julio"]
[Result "0-1"]
[BlackElo "2090"]
[ECO "B20"]
[Opening "Sicilian defence"]
[BlackFideId "172545"]
[EventDate "2012.07.04"]

1. e4 c5 2. d3 e6 3. Nf3 d5 4. Nc3 Nc6 5. e5 f6 6. Bf4 fxe5 7. Nxe5 Qf6 8. Qe2
Qxf4 9. Nxc6 bxc6 10. g3 Qb4 11. Rb1 d4 12. a3 Qa5 13. Kd1 dxc3 14. Bg2 Bd7 15.
Re1 O-O-O 16. bxc3 Qxc3 17. Bxc6 Bxc6 18. Qxe6+ Kc7 19. Qf7+ Be7 20. Rb3 Qf6 21.
Qc4 Bd5 22. Rxe7+ Qxe7 23. Qf4+ Qd6 24. Rc3 Qxf4 25. gxf4 Kb6 26. Kd2 Nf6 27. f3
Bxf3 28. Ke3 Nd5+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.31"]
[White "Vigil, Lucas"]
[Black "Masdeu, Fernando"]
[Result "0-1"]
[WhiteElo "2067"]
[ECO "A00"]
[WhiteFideId "115045"]
[EventDate "2012.07.04"]

0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.32"]
[White "Rautenberg, Raul"]
[Black "Mansilla, Martin"]
[Result "0-1"]
[BlackElo "2037"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[BlackFideId "131865"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. e3 e6 3. Bd3 c5 4. c3 b6 5. f4 Bb7 6. Nf3 Be7 7. Nbd2 Nc6 8. O-O
Rc8 9. Ne5 d6 10. Ng4 a6 11. Nxf6+ Bxf6 12. Ne4 c4 13. Bc2 b5 14. Nxf6+ Qxf6 15.
e4 b4 16. e5 Qe7 17. Qg4 f5 18. exf6 Qxf6 19. f5 e5 20. Bg5 Qf7 21. Rae1 Kd7 22.
Ba4 Rce8 23. cxb4 Kc7 24. b5 h5 25. Qh4 axb5 26. Bxb5 Qd5 27. Bxc6 Bxc6 28. Qg3
h4 29. Qh3 exd4 30. Qf3 Qxf3 31. gxf3 h3 32. Kf2 Rhf8 33. Rxe8 Rxe8 34. Re1 Rg8
35. Rd1 d3 36. b3 d5 37. Ke3 Bb5 38. Kd4 Re8 39. f6 gxf6 40. Bxf6 Re2 41. a4 Ba6
42. b4 Bb7 43. Be5+ Kc6 44. Rg1 d2 45. Bg3 Bc8 46. Rd1 Bf5 47. Kc3 d4+ 48. Kxd4
Bc2 49. b5+ Kb6 50. Rxd2 Rxd2+ 51. Kc3 Rg2 52. Be5 Bxa4 53. Kxc4 Bxb5+ 54. Kd4
Bc6 55. Ke3 Kc5 56. Kf4 Kc4 57. Ke3 Kb3 58. Kf4 Kc2 59. Ke3 Kd1 60. Bc7 Ke1 61.
Bb8 Kf1 62. Kf4 Ke2 63. Ba7 Bxf3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.33"]
[White "Sanchez, Christian"]
[Black "Roa, Carlos"]
[Result "1-0"]
[WhiteElo "2032"]
[ECO "B84"]
[Opening "Sicilian"]
[Variation "Scheveningen (Paulsen), classical variation"]
[WhiteFideId "116009"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. O-O Be7 8. Be3
O-O 9. f4 Qc7 10. Kh1 b5 11. a3 Bb7 12. Bf3 Nbd7 13. Qe2 Nc5 14. Bg1 Rad8 15.
Rae1 d5 16. exd5 Nxd5 17. Nxd5 Bxd5 18. Bxd5 Rxd5 19. b4 Bf6 20. Nxb5 axb5 21.
Bxc5 Rb8 22. f5 Re5 23. Qd3 Rd5 24. Qh3 Rxf5 25. Rxf5 exf5 26. Qxf5 Qc8 27. Qd3
Qa6 28. Qd7 Qc8 29. Qd5 Qa6 30. Qe4 h6 31. Qe3 Ra8 32. Qd3 Rb8 33. h3 Bb2 34. c3
Qxa3 35. Bd4 Rf8 36. Qg3 g5 37. Qe5 f6 38. Qd5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.34"]
[White "Lujan, Carolina"]
[Black "Vaquero, Diego Javier"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2367"]
[BlackElo "2089"]
[ECO "B01"]
[Opening "Scandinavian defence"]
[WhiteFideId "109878"]
[BlackFideId "123536"]
[EventDate "2012.07.04"]

1. e4 d5 2. exd5 Nf6 3. Bb5+ Bd7 4. Bc4 Bg4 5. f3 Bf5 6. Nc3 Nbd7 7. Qe2 Nb6 8.
g4 Nxc4 9. Qxc4 Bc8 10. Nb5 Kd7 11. g5 a6 12. Nd4 Nh5 13. Qa4+ b5 14. Nxb5 Bb7
15. Nc3+ Kc8 16. Qg4+ Kb8 17. Qxh5 Bxd5 18. d3 g6 19. Qh4 Bb7 20. Be3 Bg7 21.
Nge2 e6 22. Rf1 h6 23. Qg3 hxg5 24. Bxg5 f6 25. Be3 g5 26. O-O-O Bh6 27. f4 gxf4
28. Bxf4 Rg8 29. Qe3 Bxf4 30. Qxf4 f5 31. Rg1 Re8 32. Qe5 Re7 33. Nd5 Qd6 34.
Rg8+ Ka7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.04"]
[Round "1.35"]
[White "Gomez Borges, Ruben Alfredo"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[WhiteElo "1849"]
[BlackElo "2150"]
[ECO "E76"]
[Opening "King's Indian"]
[Variation "Four pawns attack"]
[WhiteFideId "108324"]
[BlackFideId "116459"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. f4 O-O 6. Nf3 Nfd7 7. Be2 e5 8. fxe5
dxe5 9. d5 h6 10. O-O f5 11. exf5 gxf5 12. b4 c6 13. Bb2 Qb6+ 14. Kh1 Qxb4 15.
Rb1 Nb6 16. dxc6 bxc6 17. Nh4 Nxc4 18. Ba1 Qc5 19. Qb3 Be6 20. Na4 Qd5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.1"]
[White "Lujan, Carolina"]
[Black "Mareco, Sandro"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2367"]
[BlackElo "2586"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "109878"]
[BlackFideId "112275"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. g3 Nf6 4. Nc3 g6 5. d4 cxd4 6. Nxd4 Bg7 7. Bg2 O-O 8. O-O
Nc6 9. Nde2 Rb8 10. a4 a6 11. Nd5 Nd7 12. c3 e6 13. Ne3 Nf6 14. f4 Qc7 15. g4
Re8 16. g5 Nd7 17. f5 Nde5 18. Nf4 Na5 19. Kh1 Bd7 20. Qe1 Nb3 21. Ra3 Nxc1 22.
Qxc1 b5 23. axb5 axb5 24. Qa1 b4 25. cxb4 Rxb4 26. f6 Bf8 27. Rc3 Qb7 28. Qe1
Rxb2 29. Nd1 Rb3 30. Qh4 Bc6 31. Rxb3 Qxb3 32. Nf2 Qe3 33. Nd1 Qd4 34. Nf2 Ra8
35. Ng4 Nxg4 36. Qxg4 Ra1 37. h4 Rxf1+ 38. Bxf1 Bxe4+ 39. Kh2 d5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.2"]
[White "Felgaer, Ruben"]
[Black "Pichot, Alan"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2580"]
[BlackElo "2287"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[WhiteFideId "107069"]
[BlackFideId "110973"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nc3 c5 3. d5 e6 4. e4 exd5 5. e5 Qe7 6. Qe2 Ng8 7. Nxd5 Qd8 8. Nf3
Ne7 9. c4 Nbc6 10. Qe4 b6 11. Bf4 Bb7 12. e6 fxe6 13. Nc7+ Kf7 14. Ng5+ Kg8 15.
Ngxe6 Nd4 16. Qxb7 dxe6 17. Qxa8 Qxa8 18. Nxa8 Nc2+ 19. Kd2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.3"]
[White "Filgueira, Hernan"]
[Black "Lemos, Damian"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2308"]
[BlackElo "2545"]
[ECO "A16"]
[Opening "English opening"]
[WhiteFideId "101770"]
[BlackFideId "113581"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nc3 g6 3. e4 d6 4. d4 Bg7 5. Bd3 O-O 6. Nge2 e5 7. d5 Na6 8. O-O
Bd7 9. a3 Nc5 10. Bc2 a5 11. b3 Nh5 12. Qe1 f5 13. exf5 gxf5 14. f4 exf4 15. Rb1
Qf6 16. b4 axb4 17. axb4 Ne4 18. Nxe4 fxe4 19. Bxe4 Rae8 20. Bf3 Qg6 21. Bb2 Bg4
22. Bxg7 Nxg7 23. Qf2 Bxf3 24. Qxf3 Re3 25. Qf2 Qe4 26. Rb2 Nh5 27. Qh4 Qe5 28.
Rd2 f3 29. gxf3 Rxe2 30. Rxe2 Qxe2 31. Qxh5 Kh8 32. Qh3 Qxc4 33. Qe6 Rg8+ 34.
Kf2 Qd4+ 35. Ke1 Qa1+ 36. Kf2 Qc3 37. Ke2 Qb2+ 38. Kd1 Ra8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.4"]
[White "Alonso, Salvador"]
[Black "Tobares, Leandro"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2516"]
[BlackElo "2242"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "105198"]
[BlackFideId "106402"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 a5 9. O-O Nxd4 10. Bxd4 d6 11. Re1 Bd7 12. a4 Bc6 13. Nd5 Nd7 14. Bxg7 Kxg7
15. Bc4 Rc8 16. Bf1 Nc5 17. b3 e6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.5"]
[White "Spata, German"]
[Black "Ricardi, Pablo"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2278"]
[BlackElo "2500"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[WhiteFideId "113026"]
[BlackFideId "100242"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. d4 e6 3. g3 d5 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Nc6 11. e3 Ra7 12. Ne1 Qa8 13. Qd1 Rd8 14. Nd3 Nb8 15.
Bxb7 Qxb7 16. Qe2 Nbd7 17. Rc1 Rc8 18. b4 Bd6 19. Nc3 e5 20. Nc5 Qa8 21. a4 exd4
22. exd4 Re8 23. Qd3 Bxc5 24. bxc5 b4 25. c6 Qxc6 26. Nb5 Qd5 27. Nxa7 Ne5 28.
Rc5 Nxd3 29. Rxd5 Nxd5 30. Kf1 c5 31. dxc5 Nxc5 32. Nc6 Nb3 33. Rd1 Nc3 34. Bxc3
bxc3 35. Nb4 a5 36. Nc2 Nd2+ 37. Kg2 f6 38. Ne3 Rc8 39. Rc1 Nb3 40. Rb1 Nd4 41.
Rc1 c2 42. h4 Kf7 43. Kf1 Rb8 44. Ke1 Rb1 45. Kd2 Nb3+ 46. Kxc2 Rxc1+ 47. Kxb3
Rb1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.6"]
[White "Perez Ponsa, Federico"]
[Black "Aparicio, Anibal"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2489"]
[BlackElo "2223"]
[ECO "C00"]
[Opening "French"]
[Variation "Two knights variation"]
[WhiteFideId "117927"]
[BlackFideId "101133"]
[EventDate "2012.07.04"]

1. e4 e6 2. Nc3 d5 3. Nf3 Nf6 4. e5 Nfd7 5. d4 h6 6. Ne2 b6 7. Nf4 Ba6 8. Bxa6
Nxa6 9. O-O Qe7 10. Qe2 Ndb8 11. c4 c6 12. cxd5 cxd5 13. Bd2 Nc7 14. Rfc1 Nba6
15. Rc6 Qd7 16. Rac1 Be7 17. b4 Rc8 18. Nh5 Nb8 19. R6c3 Kf8 20. Qd3 b5 21. Qc2
Bd8 22. Ne1 Qe7 23. Rg3 g6 24. Nf6 Nd7 25. Nd3 Nb6 26. Nf4 Ne8 27. Qxg6 Rxc1+
28. Bxc1 Qc7 29. Qg8+ Ke7 30. Nd3 Rxg8 31. Rxg8 Nxf6 32. exf6+ Kxf6 33. Bxh6 Qc2
34. g4 Ke7 35. Ne5 Qh7 36. Bg5+ f6 37. Bxf6+ Kxf6 38. Rxd8 Qb1+ 39. Kg2 Qe4+ 40.
Kg3 Qxd4 41. f4 Qg1+ 42. Kf3 Nc4 43. g5+ Ke7 44. Nc6+ Kf7 45. Rd7+ Kg6 46. Re7
Qe3+ 47. Kg4 Qe2+ 48. Kg3 Nd6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.7"]
[White "Giampa, Alejandro"]
[Black "Real De Azua, Ernesto"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2226"]
[BlackElo "2474"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "108359"]
[BlackFideId "108154"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. b3 g6 5. Bb2 Bg7 6. O-O c5 7. e3 O-O 8. c4 Na6
9. Na3 Nb4 10. d4 a6 11. Qe2 e6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.8"]
[White "Claverie, Raul"]
[Black "Torres, Sergio"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2467"]
[BlackElo "2130"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "110833"]
[BlackFideId "105740"]
[EventDate "2012.07.04"]

1. Nf3 d6 2. g3 Nf6 3. Bg2 e5 4. d3 Be7 5. O-O c6 6. e4 O-O 7. Nbd2 Be6 8. h3 h6
9. d4 Nbd7 10. c4 exd4 11. Nxd4 Ne5 12. Nxe6 fxe6 13. Qe2 Qb6 14. Nf3 Nxf3+ 15.
Bxf3 Nd7 16. Bg4 Rf6 17. Be3 Qa5 18. Bd4 Rg6 19. b4 Qa3 20. Bh5 Rg5 21. h4 Rxh5
22. Qxh5 Qd3 23. Qg4 Bf6 24. Qxe6+ Kh8 25. Rad1 Nf8 26. Rxd3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.9"]
[White "Fernandez, Maria Florencia"]
[Black "Lorenzini, Martin"]
[Result "0-1"]
[WhiteElo "2150"]
[BlackElo "2466"]
[ECO "D43"]
[Opening "QGD semi-Slav"]
[WhiteFideId "116459"]
[BlackFideId "105570"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 e6 5. Qc2 dxc4 6. e4 b5 7. a4 Bb4 8. Bd2 Bb7
9. e5 Nd5 10. axb5 Bxc3 11. bxc3 cxb5 12. Ng5 h6 13. Ne4 O-O 14. h4 f5 15. Nc5
Qe7 16. Nxb7 Qxb7 17. Be2 Nc6 18. Rh3 a5 19. g4 b4 20. Bxc4 bxc3 21. Bxc3 Ncb4
22. Qb3 fxg4 23. Rg3 Qf7 24. Qb2 Nxc3 25. Rxc3 Rac8 26. Qd2 Qf5 27. Rxa5 g3 28.
Bxe6+ Qxe6 29. Rxg3 Qb6 30. Ra4 Nc2+ 31. Kd1 Qb1+ 32. Qc1 Ne3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.10"]
[White "Tristan, Leonardo"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2449"]
[BlackElo "2093"]
[ECO "D10"]
[Opening "QGD Slav defence"]
[Variation "exchange variation"]
[WhiteFideId "113816"]
[BlackFideId "106593"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nc6 5. Nf3 a6 6. Bf4 Nf6 7. Rc1 e6 8. e3
Qb6 9. Qc2 Nh5 10. Be5 f6 11. Bg3 Bd7 12. Be2 Nxg3 13. hxg3 h6 14. Nh4 Bd6 15.
Ng6 Rg8 16. O-O O-O-O 17. Na4 Qa5 18. Qb3 Qb4 19. Qd1 Kb8 20. a3 Qa5 21. Nc5 Bc8
22. Nxa6+ bxa6 23. Rxc6 Bb7 24. Rc1 Rc8 25. Qd3 e5 26. Bg4 Rxc1 27. Rxc1 Re8 28.
Bd7 Rd8 29. Bc6 Rc8 30. Qb3 Qc7 31. Rc3 Qf7 32. Bxb7 Qxb7 33. Rxc8+ Kxc8 34. Qa4
Qxb2 35. Qc6+ Bc7 36. Ne7+ Kb8 37. Qxa6 Qb7 38. Nc6+ Kc8 39. Ne7+ Kb8 40. Qe6
exd4 41. Nc6+ Ka8 42. Qe8+ Bb8 43. exd4 Qc7 44. Kf1 Kb7 45. Qxb8+ Qxb8 46. Nxb8
Kxb8 47. Ke2 Kc7 48. Kd3 Kb6 49. Kc3 Ka5 50. g4 Ka4 51. Kb2 g6 52. Ka2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.11"]
[White "Benedetti, Julio"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2090"]
[BlackElo "2444"]
[ECO "C44"]
[Opening "Ponziani opening"]
[WhiteFideId "172545"]
[BlackFideId "100250"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. c3 d6 4. d4 Be7 5. Bb5 Bd7 6. Nbd2 Nf6 7. O-O O-O 8. Re1
Nxd4 9. cxd4 Bxb5 10. Qb3 Ba6 11. dxe5 Nd7 12. exd6 Bxd6 13. Nc4 Nc5 14. Qc3 Be7
15. Nce5 Qd6 16. Bf4 Ne6 17. Bg3 Qb4 18. Qc2 f6 19. Ng4 Rad8 20. Red1 Bc5 21. b3
Qb6 22. Rxd8 Rxd8 23. Rd1 Rxd1+ 24. Qxd1 h5 25. Nxf6+ gxf6 26. Nh4 Qb5 27. h3
Qd3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.12"]
[White "Pierrot, Facundo"]
[Black "Sanchez, Christian"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2442"]
[BlackElo "2032"]
[ECO "E16"]
[Opening "Queen's Indian"]
[Variation "Riumin variation"]
[WhiteFideId "103250"]
[BlackFideId "116009"]
[EventDate "2012.07.04"]

1. d4 e6 2. c4 Nf6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 Be7 7. O-O O-O 8. Qc2
Be4 9. Qb3 d6 10. Nc3 Bb7 11. d5 exd5 12. cxd5 Nbd7 13. Nd4 Nc5 14. Qc2 a5 15.
b3 Re8 16. a3 Bf8 17. b4 axb4 18. axb4 Na6 19. Rab1 g6 20. e4 Bg7 21. Ncb5 Re7
22. Rfe1 Qd7 23. Nc6 Bxc6 24. dxc6 Qe8 25. Nc3 Qc8 26. Nd5 Nxd5 27. exd5 Rxe1+
28. Rxe1 Qg4 29. Qa2 Qc8 30. Qc4 h6 31. h4 Qf5 32. Re3 Qb1+ 33. Bf1 Qb2 34. Be1
Qa1 35. Re2 Kf8 36. Qe4 Be5 37. Bd2 Kg7 38. Kg2 Bc3 39. Qe3 Bxd2 40. Qxd2 Qb1
41. Qd4+ Kg8 42. Re4 Qa2 43. Bxa6 Qxa6 44. Re7 Qb5 45. Rxc7 Re8 46. Rb7 Re5 47.
c7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.13"]
[White "Mansilla, Martin"]
[Black "Dolezal, Cristian"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2037"]
[BlackElo "2437"]
[ECO "A10"]
[Opening "English opening"]
[WhiteFideId "131865"]
[BlackFideId "103560"]
[EventDate "2012.07.04"]

1. c4 g6 2. Nc3 Bg7 3. g3 e5 4. Bg2 d6 5. d3 c6 6. Rb1 Ne7 7. e4 a6 8. Nge2 Nd7
9. O-O b5 10. a3 Nb6 11. cxb5 axb5 12. d4 Bg4 13. f3 Bd7 14. dxe5 dxe5 15. Be3
Nec8 16. Bc5 Bf8 17. Bxf8 Rxf8 18. Qc1 Nc4 19. Rf2 Qe7 20. f4 f6 21. fxe5 fxe5
22. Rxf8+ Kxf8 23. Qh6+ Kg8 24. h4 N8d6 25. b3 Nf7 26. Qc1 Nxa3 27. Ra1 Be6 28.
Nb1 b4 29. Qxc6 Qa7+ 30. Kh1 Bxb3 31. Nec3 Rd8 32. Nxa3 bxa3 33. Nd5 a2 34. Nf6+
Kg7 35. Ng4 Rd6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.14"]
[White "Krysa, Leandro"]
[Black "Lima, Joaquin"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2424"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "116807"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. cxd5 exd5 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 c5 8.
dxc5 Qa5 9. a3 Qxc5 10. Nge2 a6 11. O-O O-O 12. Rc1 Qa7 13. Nd4 Rd8 14. Nf5 Bf8
15. Nxd5 Ne5 16. Nfe7+ Bxe7 17. Nxe7+ Kf8 18. Nxc8 Raxc8 19. Rxc8 Rxc8 20. Bf5
Re8 21. Qd6+ Kg8 22. Bxf6 gxf6 23. Qxf6 Qc5 24. h4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.15"]
[White "Villanueva, Maria Belen"]
[Black "Mahia, Gustavo"]
[Result "0-1"]
[BlackTitle "IM"]
[BlackElo "2401"]
[ECO "A85"]
[Opening "Dutch with c4 & Nc3"]
[BlackFideId "100439"]
[EventDate "2012.07.04"]

1. d4 f5 2. c4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bf4 O-O 6. e3 d6 7. Qc2 Nc6 8. O-O-O
Bd7 9. Be2 a5 10. h4 a4 11. a3 Na5 12. Nd2 Qe8 13. Rdf1 h6 14. Qd1 e5 15. dxe5
dxe5 16. Bg3 Bc6 17. Rhg1 Rd8 18. Qc2 Rf7 19. h5 g5 20. b4 axb3 21. Nxb3 Ra8 22.
Nxa5 Rxa5 23. Qb3 Kh8 24. Rd1 Bf8 25. Nb1 Ne4 26. Qb2 Bg7 27. Bf3 Nxg3 28. fxg3
e4 29. Qb4 Ra4 30. Qb3 exf3 31. gxf3 Bxf3 32. Rd2 Re7 33. Rf1 Rxe3 34. Rd8 Qxd8
35. Qxa4 Qd4 36. Rxf3 Qb2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.16"]
[White "Julia, Ernesto"]
[Black "Masdeu, Fernando"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2359"]
[ECO "A39"]
[Opening "English"]
[Variation "symmetrical, main line with d4"]
[WhiteFideId "101150"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. O-O Nc6 5. c4 Bg7 6. Nc3 O-O 7. d4 cxd4 8. Nxd4
a6 9. c5 Qc7 10. Nb3 Rb8 11. Bf4 e5 12. Bg5 Ne7 13. Rc1 b6 14. cxb6 Qxb6 15. Be3
Qe6 16. Ba7 Rxb3 17. Qxb3 d5 18. Bc5 e4 19. Rfd1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.17"]
[White "Guzman, Paola"]
[Black "Barrionuevo, Pablo"]
[Result "0-1"]
[BlackTitle "IM"]
[BlackElo "2318"]
[ECO "A00"]
[WhiteFideId "136450"]
[BlackFideId "110566"]
[EventDate "2012.07.04"]

0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.18"]
[White "Herman, Diego"]
[Black "Etchevest, Marcelo"]
[Result "1-0"]
[WhiteElo "2193"]
[BlackElo "1726"]
[ECO "B31"]
[Opening "Sicilian"]
[Variation "Nimzovich-Rossolimo attack (with ...g6, without ...d6)"]
[WhiteFideId "104833"]
[BlackFideId "137464"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. Re1 Nf6 6. e5 Nd5 7. Nc3 Nxc3 8.
dxc3 O-O 9. Bg5 a6 10. Bxc6 bxc6 11. Qd2 Re8 12. Qf4 Qb6 13. b3 Bb7 14. Rad1
Rad8 15. Qh4 d5 16. exd6 f6 17. Qc4+ Kf8 18. d7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.19"]
[White "Ennis Marcos, Alan"]
[Black "Negri, Santiago"]
[Result "0-1"]
[WhiteElo "1623"]
[BlackElo "2188"]
[ECO "E73"]
[Opening "King's Indian"]
[Variation "5.Be2"]
[WhiteFideId "136778"]
[BlackFideId "109940"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 c5 6. Nf3 cxd4 7. Nxd4 Nc6 8. Be3
O-O 9. O-O Bd7 10. f3 Nxd4 11. Bxd4 Bc6 12. Qd2 a5 13. Rfe1 Nd7 14. Be3 Nc5 15.
Bf1 Qb6 16. Rad1 Rfc8 17. Kh1 Qb4 18. a3 Qb3 19. e5 Na4 20. Nxa4 Bxa4 21. Bd4
Bxe5 22. Ra1 Bxd4 23. Qxd4 Rc7 24. Re3 e5 25. Rxb3 exd4 26. Rb6 Rc6 27. Rxb7 Bc2
28. Kg1 Re8 29. b4 d3 30. Kf2 Kg7 31. Re1 d2 32. Rxe8 d1=Q 33. Ree7 Qd4+ 34. Kg3
g5 35. Rxf7+ Kg6 36. Rxh7 a4 37. h4 Qe5+ 38. Kf2 Qd4+ 39. Kg3 Qe5+ 40. Kf2 gxh4
41. Rxh4 Rc8 42. Rbh7 Qb2 43. R4h6+ Kg5 44. Rh5+ Kg6 45. R5h6+ Kf5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.20"]
[White "Cordero, Alfredo"]
[Black "Guzman, Ezequiel"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2137"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "5.e3"]
[WhiteFideId "104280"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nf3 c6 4. e3 Nf6 5. Nc3 Be7 6. Bd3 dxc4 7. Bxc4 b5 8. Bd3
a6 9. O-O Nbd7 10. Qe2 O-O 11. b3 Bb7 12. Bb2 c5 13. Rad1 Bxf3 14. Qxf3 cxd4 15.
exd4 b4 16. Ne4 Nd5 17. Nd2 a5 18. Nc4 a4 19. Bb1 Bg5 20. g3 a3 21. Ba1 Rc8 22.
Qd3 g6 23. f4 Bh6 24. Qe2 Bg7 25. Rf3 N7b6 26. Kg2 Qc7 27. Rc1 Rfd8 28. Rc2 Qb7
29. Kh3 Nxc4 30. bxc4 Nc3 31. Rcxc3 bxc3 32. Be4 Qc7 33. Bxc3 Qxc4 34. Qe1 Bxd4
35. Ba5 Rd7 36. Rxa3 Bc5 37. Rc3 Qb5 38. Rc2 Rb8 39. a4 Qxa4 40. Rxc5 f5 41. Bc6
Qd4 42. Qxe6+ Rf7 43. Bd5 Rf8 44. Rc8 Qg7 45. Qxf7+ Qxf7 46. Bxf7+ Kxf7 47.
Rxf8+ Kxf8 48. Kg2 Kg7 49. Bc3+ Kh6 50. Kf3 Kh5 51. Bf6 Kh6 52. h3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.21"]
[White "Gaitan, Juan Manuel"]
[Black "Jorge, Hector"]
[Result "1-0"]
[WhiteElo "2283"]
[ECO "D85"]
[Opening "Gruenfeld"]
[Variation "modern exchange variation"]
[WhiteFideId "121657"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 O-O 8.
Be2 c5 9. Rb1 Nc6 10. d5 Ne5 11. Nxe5 Bxe5 12. Qd2 Qa5 13. Rb3 Bd7 14. f4 Bg7
15. c4 Qc7 16. e5 Rab8 17. O-O a6 18. Bb2 b5 19. Rc1 b4 20. Rg3 a5 21. h4 a4 22.
h5 a3 23. Ba1 Bf5 24. Rb3 Qd7 25. Qe3 Rfc8 26. g4 e6 27. d6 Kh8 28. Kf2 g5 29.
gxf5 gxf4 30. Qxf4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.22"]
[White "Vaquero, Diego Javier"]
[Black "Muniz, Roberto Anibal"]
[Result "1-0"]
[WhiteElo "2089"]
[ECO "B44"]
[Opening "Sicilian, Szen (`anti-Taimanov') variation"]
[WhiteFideId "123536"]
[BlackFideId "173347"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nb5 d6 6. Bf4 e5 7. Be3 Nf6 8. N1c3
a6 9. Na3 b5 10. Nd5 Nxd5 11. Qxd5 Qc7 12. c3 Be6 13. Qd2 Be7 14. Be2 O-O 15.
Nc2 Rfd8 16. Bf3 Rac8 17. O-O Na5 18. Rfd1 h6 19. Qe2 Nc4 20. Bc1 Nb6 21. Ne3
Bg5 22. Bg4 Qe7 23. Qf3 Bxe3 24. Bxe3 Nc4 25. Bc1 Bxg4 26. Qxg4 Qf6 27. a4 Rc6
28. axb5 axb5 29. Ra7 Qe6 30. Qf3 Nb6 31. Ra6 Rdc8 32. Ra7 b4 33. Be3 bxc3 34.
bxc3 Rxc3 35. Qh5 Nc4 36. Bc1 Rc2 37. Qf3 Nb6 38. Ba3 R2c3 39. Qe2 Rc2 40. Qe3
Qf6 41. Rf1 R2c6 42. h3 Nc4 43. Bc1 Nb6 44. Bd2 Qg6 45. f4 Qe6 46. fxe5 dxe5 47.
Rfxf7 Qxf7 48. Rxf7 Kxf7 49. Qf3+ Rf6 50. Qh5+ Ke6 51. Be3 Rc6 52. Qe8+ Kd6 53.
Qb8+ Ke7 54. Qxe5+ Kf7 55. Qh5+ Kf8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.23"]
[White "Benedetti, Antonella"]
[Black "Garcia Ciuffani, Mirco"]
[Result "0-1"]
[WhiteElo "2026"]
[BlackElo "1764"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "170976"]
[BlackFideId "138118"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 e5 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Bg5 c6 8. dxe5
dxe5 9. Qe2 h6 10. Bh4 Re8 11. Rad1 Qc7 12. Bg3 b5 13. Bd3 Bb4 14. Nh4 Nc5 15.
Nb1 Bg4 16. f3 Nxd3 17. cxd3 Be6 18. b3 Nh5 19. Bf2 Be7 20. Nf5 Bxf5 21. exf5
Bd6 22. g3 Qd7 23. g4 Nf4 24. Qe4 Nh3+ 25. Kg2 Nxf2 26. Rxf2 Bc5 27. Rc2 Qd6 28.
Rdc1 Ba3 29. Nxa3 Qxa3 30. Qxc6 a6 31. Qe4 Rad8 32. Qe3 a5 33. f6 a4 34. fxg7
Kxg7 35. Qa7 Rxd3 36. Qa5 e4 37. Qxb5 exf3+ 38. Kf2 Qd6 39. Qh5 Qd4+ 40. Kg3 f2+
41. Kg2 Qe4+ 42. Kf1 Qe1+ 43. Kg2 Qe4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.24"]
[White "Maldonado, Marcos"]
[Black "Figueroa, Jose Leonardo"]
[Result "1-0"]
[ECO "A56"]
[Opening "Benoni defence"]
[BlackFideId "116491"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. e3 g6 4. Nf3 Bg7 5. Nc3 O-O 6. Bd3 b6 7. Qc2 Nc6 8. a3
cxd4 9. exd4 Bb7 10. d5 Nb8 11. Bf4 d6 12. h4 h5 13. Ng5 Nbd7 14. Nce4 Rc8 15.
Qe2 b5 16. Rd1 bxc4 17. Bxc4 Nb6 18. Ba6 Bxa6 19. Qxa6 Nbxd5 20. Nxf6+ exf6 21.
Rxd5 Re8+ 22. Be3 fxg5 23. O-O gxh4 24. b4 Rxe3 25. fxe3 Be5 26. Rfd1 Qc7 27.
Qd3 Qe7 28. Qf1 Bg3 29. Qf3 Rc2 30. R5d2 Rc3 31. Rd3 Rc2 32. R3d2 Rc8 33. a4 Re8
34. Rd3 Qg5 35. Kh1 Kg7 36. b5 Re5 37. e4 Re6 38. Rf1 Re7 39. Rd5 Be5 40. a5 Qg3
41. Qxg3 Bxg3 42. Rd4 Re5 43. Rb4 Re7 44. b6 axb6 45. axb6 Rb7 46. Kg1 g5 47.
Rf5 Kg6 48. Ra5 Bf4 49. Kf2 g4 50. Ra7 Bg3+ 51. Kf1 Rb8 52. b7 h3 53. gxh3 gxh3
54. Ra8 d5 55. Rxb8 Bxb8 56. exd5 Kf5 57. Ra4 h2 58. Kg2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.25"]
[White "Coronel, Nestor"]
[Black "Martinez, Daniel ARG"]
[Result "0-1"]
[WhiteElo "1742"]
[BlackElo "2007"]
[ECO "B01"]
[Opening "Scandinavian (centre counter) defence"]
[WhiteFideId "122572"]
[BlackFideId "122025"]
[EventDate "2012.07.04"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 c6 5. Nf3 Bg4 6. Be2 Nf6 7. O-O e6 8. Bd2
Qc7 9. Re1 Bd6 10. h3 Bh5 11. Ng5 Bg6 12. Bf3 O-O 13. Nge4 Nxe4 14. Nxe4 Bf4 15.
c3 Nd7 16. h4 Rfd8 17. Qc1 Bxd2 18. Nxd2 Nf6 19. Nc4 Bh5 20. Bxh5 Nxh5 21. Qg5
Nf6 22. Ne5 Rd5 23. Re3 Rad8 24. Rg3 Ne8 25. Qe3 c5 26. Rg4 Nd6 27. dxc5 Nf5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.26"]
[White "Rodriguez, Federico"]
[Black "Enciso, Franco"]
[Result "1-0"]
[WhiteElo "1981"]
[BlackElo "1523"]
[ECO "B75"]
[Opening "Sicilian"]
[Variation "dragon, Yugoslav attack"]
[WhiteFideId "122084"]
[BlackFideId "126900"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. f3 Bg7 7. Be3 Nc6 8. Qd2
Bd7 9. g4 O-O 10. h4 Rc8 11. h5 Ne5 12. hxg6 fxg6 13. Bh6 Bxh6 14. Qxh6 Rxc3 15.
bxc3 Qa5 16. Qd2 Nxf3+ 17. Nxf3 Bxg4 18. Ng5 Qe5 19. Rg1 Bh5 20. Qd4 Qh2 21. Rg2
Qh4+ 22. Kd2 h6 23. Bc4+ Kh8 24. Ne6 Rc8 25. Rag1 Kh7 26. Bd3 Rc5 27. Nxc5 dxc5
28. Qxc5 Nxe4+ 29. Bxe4 Qxe4 30. Qe3 Qd5+ 31. Qd4 Qf3 32. Rf2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.27"]
[White "Martinez, Luciana"]
[Black "Colautti, Marcela"]
[Result "0-1"]
[WhiteElo "1488"]
[BlackElo "1973"]
[ECO "C00"]
[Opening "French"]
[Variation "King's Indian attack"]
[WhiteFideId "125083"]
[BlackFideId "116440"]
[EventDate "2012.07.04"]

1. e4 e6 2. d3 d5 3. exd5 exd5 4. Nf3 Bd6 5. Bg5 f6 6. Be3 Ne7 7. d4 Bg4 8. Nbd2
Qd7 9. Bd3 Nbc6 10. c3 Bf5 11. Nb3 b6 12. O-O O-O 13. a4 Be4 14. Bxe4 dxe4 15.
Nfd2 f5 16. f3 f4 17. d5 Nxd5 18. Bd4 Nxd4 19. Nxd4 Ne3 20. Qb3+ Kh8 21. Rfe1
exf3 22. N2xf3 c5 23. Qb5 Qg4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.28"]
[White "Tokatlian, Gabriel"]
[Black "Cespedes, Juan"]
[Result "1-0"]
[WhiteElo "1947"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "123528"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Bc4 Nf6 5. Nc3 O-O 6. h3 a6 7. a4 Nbd7 8. e5
dxe5 9. dxe5 Ne8 10. e6 fxe6 11. Ng5 Bxc3+ 12. bxc3 Rf6 13. Nxe6 Rxe6+ 14. Bxe6+
Kg7 15. Qd2 Nef6 16. O-O Qf8 17. Rd1 Kh8 18. Qh6 Qg7 19. g4 Qxh6 20. Bxh6 Ng8
21. Be3 c5 22. Bxd7 Nf6 23. Bxc8 Rxc8 24. f3 e6 25. c4 Kg7 26. Rd6 Kf7 27. Rb1
b5 28. axb5 axb5 29. Rxb5 Ne8 30. Rd7+ Kf6 31. Rxc5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.29"]
[White "D'Ascanio, Florencia"]
[Black "Paolini, Claudio"]
[Result "0-1"]
[BlackElo "1915"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "136433"]
[BlackFideId "129984"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Bg5 d5 4. cxd5 exd5 5. Nc3 Be7 6. e3 O-O 7. Bd3 h6 8. Bf4
a6 9. Nge2 Bg4 10. f3 Be6 11. Qc2 Nc6 12. a3 Bd6 13. Bxd6 cxd6 14. e4 Qb6 15.
Na4 Qa7 16. Qc3 Rac8 17. b4 Ne5 18. Qd2 Nxd3+ 19. Qxd3 dxe4 20. fxe4 Bc4 21. Qe3
Bxe2 22. Kxe2 Rc2+ 23. Kf1 Ng4 24. Qd3 Rfc8 25. g3 Nf2 26. Qf3 Nxh1 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.30"]
[White "D'Ascanio, Adolfo"]
[Black "Ferreyra, Gustavo"]
[Result "1-0"]
[WhiteElo "1906"]
[ECO "D43"]
[Opening "QGD semi-Slav"]
[WhiteFideId "136425"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 h6 6. Bh4 dxc4 7. e4 g5 8. Bg3 Bb4
9. e5 Nd5 10. Rc1 b5 11. Nd2 Nxc3 12. bxc3 Ba3 13. Rb1 Nd7 14. Ne4 h5 15. h4 g4
16. Bf4 a5 17. Bg5 Be7 18. Nd6+ Kf8 19. Qc1 Bxg5 20. hxg5 Nb6 21. g6 fxg6 22.
Qf4+ Kg7 23. Be2 Qf8 24. Qg5 Bd7 25. Bd1 Nc8 26. Bc2 Be8 27. Nxe8+ Qxe8 28. Qf6+
Kh6 29. Ke2 g3 30. Rxh5+ Kxh5 31. Rh1+ Kg4 32. Rxh8 Qxh8 33. Qxh8 gxf2 34. Qh3+
Kg5 35. Qg3+ Kh6 36. Qxg6# 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.31"]
[White "Fluxa, Ismael"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[BlackElo "1899"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[BlackFideId "130281"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. e3 d6 3. c4 Nbd7 4. Nc3 g6 5. Nf3 Bg7 6. Be2 O-O 7. O-O a6 8. Rb1
c5 9. d5 b5 10. cxb5 axb5 11. Bxb5 Ba6 12. a4 Qa5 13. Bd2 Bxb5 14. axb5 Nb6 15.
e4 Nc4 16. Qb3 Qb4 17. Qc2 Rfb8 18. Rfd1 Nxd2 19. Nxd2 Ne8 20. Qd3 Nc7 21. b6
Qxb6 22. Nc4 Qb3 23. h3 Nb5 24. Nxb5 Rxb5 25. Qxb3 Rxb3 26. Rdc1 Ra2 27. Rc2 Ra4
28. Kf1 Rbb4 29. b3 Ra8 30. Ke2 Rab8 31. Nd2 Bh6 32. f3 Bxd2 33. Kxd2 Rxb3 34.
Rbc1 Kg7 35. Ra1 R8b7 36. Ke2 Kf6 37. g3 Ke5 38. Rc4 Rb2+ 39. Kd1 Rg2 40. f4+
Kf6 41. g4 Rg1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.32"]
[White "Lahera, Carlos"]
[Black "Lopez Miller, Indalecio"]
[Result "1-0"]
[BlackElo "1894"]
[ECO "B73"]
[Opening "Sicilian"]
[Variation "dragon, classical, 8.O-O"]
[BlackFideId "113859"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Be2 g6 7. Be3 Bg7 8. O-O
O-O 9. Kh1 Bd7 10. Qd2 Rc8 11. f4 Na5 12. Nf3 a6 13. Rad1 Nc4 14. Bxc4 Rxc4 15.
e5 Ne8 16. exd6 Nxd6 17. Ne5 Rc8 18. Bb6 Qxb6 19. Nxd7 Qxb2 20. Nd5 Rfe8 21.
Nxe7+ Rxe7 22. Qxd6 Re6 23. Qd5 b5 24. f5 gxf5 25. Qxf5 Qxa2 26. Qxf7+ Kh8 27.
Nc5 Rec6 28. Qxa2 Rxc5 29. h3 Rxc2 30. Rd8+ Rxd8 31. Qxc2 b4 32. Rf7 a5 33. Rxg7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.33"]
[White "Tachella, Pablo Ivan"]
[Black "Lopez Muntaner, Emilio"]
[Result "1-0"]
[WhiteElo "1888"]
[ECO "A40"]
[Opening "Queen's pawn"]
[WhiteFideId "133124"]
[EventDate "2012.07.04"]

1. d4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.34"]
[White "Lima, Damian"]
[Black "Moscato, Nestor Eduardo"]
[Result "1-0"]
[ECO "E60"]
[Opening "King's Indian, 3.Nf3"]
[BlackFideId "123501"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. c4 c5 4. d5 e6 5. Nc3 exd5 6. cxd5 Bg7 7. e4 O-O 8. Bc4
Re8 9. Qc2 b5 10. Bxb5 Nxe4 11. Nxe4 Qa5+ 12. Kd1 Qxb5 13. Nd6 Qb6 14. Nxe8 Na6
15. Nxg7 Kxg7 16. Qc3+ f6 17. Re1 Kf7 18. Bh6 Bb7 19. Ng5+ Kg8 20. Re7 Bxd5 21.
Nxh7 Bf3+ 22. Ke1 Rf8 23. Bxf8 Bg4 24. Bh6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.35"]
[White "Araoz, Claudio Alberto"]
[Black "Rautenberg, Raul"]
[Result "1-0"]
[WhiteElo "1849"]
[ECO "D00"]
[Opening "Queen's pawn, Mason variation"]
[WhiteFideId "107565"]
[EventDate "2012.07.04"]

1. d4 d5 2. Bf4 e6 3. Nf3 Bd6 4. Bg3 Nc6 5. e3 Nf6 6. Nbd2 Ne4 7. Nxe4 dxe4 8.
Nd2 f5 9. c3 O-O 10. Be2 b6 11. f4 Ne7 12. Qb3 Nd5 13. Bf2 a5 14. a3 a4 15. Qc2
Be7 16. c4 Nf6 17. h3 h6 18. O-O-O Qe8 19. g4 Bd7 20. Rdg1 c5 21. g5 hxg5 22.
Rxg5 Nh7 23. Bh5 Qd8 24. Rg2 Be8 25. Qd1 b5 26. Rhg1 Bf6 27. Bh4 Bxh4 28. Rxg7+
Kh8 29. Bxe8 Qxe8 30. R1g6 Rf7 31. Rg8+ Qxg8 32. Rxg8+ Kxg8 33. dxc5 b4 34. Nxe4
fxe4 35. Qg4+ Rg7 36. Qxe6+ Kh8 37. Qxe4 Rd8 38. axb4 Rgd7 39. Qc2 Ra8 40. b5 a3
41. bxa3 Rxa3 42. Qb2+ Bf6 43. Qxa3 Be7 44. Qa8+ Rd8 45. Qa7 Re8 46. c6 Nf6 47.
Kc2 Ne4 48. Qd7 Nf6 49. Qa7 Ne4 50. b6 Bc5 51. c7 Nd6 52. Qb8 Nc8 53. Qa8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.05"]
[Round "2.36"]
[White "Roa, Carlos"]
[Black "Gomez Borges, Ruben Alfredo"]
[Result "1-0"]
[BlackElo "1849"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "Damiano variation"]
[BlackFideId "108324"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 Nxe4 4. Qe2 Qe7 5. Qxe4 d6 6. d4 Nc6 7. f4 dxe5 8.
fxe5 f5 9. Qe3 Qh4+ 10. g3 Qxd4 11. Qxd4 Nxd4 12. Bd3 Be6 13. Nc3 O-O-O 14. O-O
Bc5 15. Kg2 h5 16. Bg5 Rd7 17. a3 g6 18. h4 Bb6 19. Na4 Bd5+ 20. Kh3 c5 21.
Nxb6+ axb6 22. c3 Ne6 23. Bf6 Rhh7 24. Bb5 Bc6 25. Bc4 Bd5 26. Be2 Bb3 27. Bb5
Rd2 28. Be8 Nf8 29. Bg5 Re2 30. Rae1 Rxb2 31. Rb1 Bc4 32. Rxb2 Bxf1+ 33. Kh2 Kc7
34. Rb1 Bd3 35. Rd1 c4 36. Kg2 Rd7 37. Bxd7 Kxd7 38. Be3 Kc6 39. a4 b5 40. axb5+
Kxb5 41. Ra1 Ne6 42. Ra8 Kc6 43. Rg8 Kd5 44. Bf4 b5 45. Kf3 Nc5 46. Rxg6 Ne4 47.
Ke3 Nc5 48. Rd6# 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.1"]
[White "Mareco, Sandro"]
[Black "Tristan, Leonardo"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2586"]
[BlackElo "2449"]
[ECO "A13"]
[Opening "English"]
[Variation "Neo-Catalan accepted"]
[WhiteFideId "112275"]
[BlackFideId "113816"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. O-O Nbd7 6. Qa4 c5 7. Qxc4 b6 8. Rd1
Bb7 9. Nc3 Rc8 10. e4 a6 11. Qe2 e5 12. d4 cxd4 13. Nxd4 exd4 14. e5 Bxg2 15.
exf6+ Be7 16. Rxd4 Bc6 17. Bf4 gxf6 18. Re1 O-O 19. Qxe7 Qxe7 20. Rxe7 Rfd8 21.
Kf1 Nc5 22. Rxd8+ Rxd8 23. Bc7 Rd2 24. Re2 Rxe2 25. Kxe2 b5 26. Ke3 b4 27. Ne2
b3 28. axb3 Nxb3 29. Nf4 Nc5 30. Nh5 Nd7 31. Kf4 Nf8 32. Nxf6+ Kg7 33. Be5 Kg6
34. h4 Ne6+ 35. Kg4 h5+ 36. Kh3 Bf3 37. g4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.2"]
[White "Slipak, Sergio"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2444"]
[BlackElo "2580"]
[ECO "E60"]
[Opening "King's Indian, 3.Nf3"]
[WhiteFideId "100250"]
[BlackFideId "107069"]
[EventDate "2012.07.04"]

1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. Nc3 O-O 5. Bg5 c5 6. d5 b5 7. cxb5 a6 8. e4
axb5 9. e5 b4 10. exf6 exf6 11. Bd2 bxc3 12. Bxc3 Re8+ 13. Kd2 Na6 14. Bxa6 Bxa6
15. Re1 Qc7 16. Kc2 Qf4 17. b3 Qg4 18. Qd2 Qxg2 19. Rxe8+ Rxe8 20. Re1 Rxe1 21.
Nxe1 Qxh2 22. Qe3 Qd6 23. Nd3 Bf8 24. Nf4 Bh6 25. Qe8+ Kg7 26. Ne2 Qxd5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.3"]
[White "Lemos, Damian"]
[Black "Pierrot, Facundo"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2545"]
[BlackElo "2442"]
[ECO "D85"]
[Opening "Gruenfeld"]
[Variation "modern exchange variation"]
[WhiteFideId "113581"]
[BlackFideId "103250"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8.
Be3 Qa5 9. Nd2 cxd4 10. Nc4 dxe3 11. Nxa5 Bxc3+ 12. Ke2 Bxa5 13. Qa4+ Nc6 14.
fxe3 O-O 15. Kf2 Bb6 16. Be2 Bd7 17. Rhd1 Rad8 18. Qa3 Be6 19. Rxd8 Rxd8 20. Rd1
Rc8 21. Rc1 Rd8 22. Qb2 f6 23. Bc4 Bxc4 24. Rxc4 Ne5 25. Qb3 Nxc4 26. Qxc4+ Kf8
27. Ke2 Rd6 28. Qc8+ Kg7 29. e5 fxe5 30. Qxb7 Kf6 31. Qf3+ Kg7 32. Qe4 Kf7 33.
g4 h6 34. h4 Kf6 35. a4 Bc7 36. Qa8 Bb6 37. Qf8+ Ke6 38. Qxh6 Kd5 39. Qf8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.4"]
[White "Ricardi, Pablo"]
[Black "Dolezal, Cristian"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2500"]
[BlackElo "2437"]
[ECO "C19"]
[Opening "French"]
[Variation "Winawer, advance, positional main line"]
[WhiteFideId "100242"]
[BlackFideId "103560"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Ne7 7. Nf3 b6 8. Bb5+
Bd7 9. Bd3 c4 10. Bf1 Ba4 11. g3 h6 12. h4 Kd7 13. Ra2 Qg8 14. h5 Na6 15. Rh4 b5
16. Bh3 Nc7 17. Rf4 Rf8 18. Kf1 g5 19. hxg6 fxg6 20. Rf6 Qg7 21. Nh2 Ng8 22.
Rxf8 Qxf8 23. Kg1 Rh7 24. Qe2 Rf7 25. Ra1 g5 26. Bg4 Qg7 27. Be3 Qh7 28. Rc1 Rf8
29. Bh3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.5"]
[White "Mahia, Gustavo"]
[Black "Claverie, Raul"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2401"]
[BlackElo "2467"]
[ECO "A40"]
[Opening "Queen's pawn"]
[WhiteFideId "100439"]
[BlackFideId "110833"]
[EventDate "2012.07.04"]

1. d4 e6 2. Nf3 f5 3. g3 Nf6 4. Bg2 d5 5. O-O c6 6. c4 Bd6 7. b3 Qe7 8. Bb2 b6
9. Qc2 Bb7 10. Nc3 O-O 11. cxd5 cxd5 12. Rac1 Rc8 13. Qb1 a6 14. Ne5 Nc6 15. Na4
Bxe5 16. dxe5 Nd7 17. f4 b5 18. Nc3 Nb6 19. Nd1 Nd7 20. Nf2 Nc5 21. Rfd1 Ne4 22.
Nxe4 dxe4 23. e3 Rd8 24. Bf1 Rxd1 25. Rxd1 Rd8 26. a4 Qc5 27. Rxd8+ Nxd8 28. Bd4
Qd5 29. Qc2 Nc6 30. Bc5 Na5 31. axb5 axb5 32. Bxb5 Qxb3 33. Qxb3 Nxb3 34. Bb4
Nc1 35. h3 Nd3 36. Bd6 Kf7 37. g4 g6 38. Kf1 Bd5 39. Ke2 Nb2 40. Bd7 Nc4 41. Bc5
h6 42. Kf2 Nd2 43. Bb4 Nc4 44. Bc5 Nd2 45. Ke2 Nf3 46. Kf2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.6"]
[White "Lorenzini, Martin"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2466"]
[BlackElo "2424"]
[ECO "C50"]
[Opening "Giuoco Pianissimo"]
[WhiteFideId "105570"]
[BlackFideId "116807"]
[EventDate "2012.07.04"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 Bc5 5. c3 O-O 6. Bb3 d5 7. Nbd2 a6 8. h3 h6
9. O-O Re8 10. a4 a5 11. Re1 Be6 12. exd5 Bxd5 13. Ne4 Nxe4 14. dxe4 Be6 15.
Bxe6 Rxe6 16. Qb3 Ne7 17. Bd2 Qc8 18. Rad1 Ng6 19. Bc1 Raa6 20. Rd5 Be7 21. Be3
b6 22. Red1 Ra8 23. Qc4 Rb8 24. b4 c6 25. Rd7 axb4 26. cxb4 b5 27. axb5 cxb5 28.
Qxc8+ Rxc8 29. Rb7 Rc4 30. Rxb5 Rxb4 31. Rxb4 Bxb4 32. Rd8+ Kh7 33. h4 Nxh4 34.
Nxh4 Be7 35. Rd7 Bxh4 36. Rxf7 Be7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.7"]
[White "Aparicio, Anibal"]
[Black "Alonso, Salvador"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2223"]
[BlackElo "2516"]
[ECO "D13"]
[Opening "QGD Slav"]
[Variation "exchange variation"]
[WhiteFideId "101133"]
[BlackFideId "105198"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 a6 7. e3 Bg4 8. Be2
e6 9. h3 Bxf3 10. Bxf3 Be7 11. O-O O-O 12. Rc1 Rc8 13. Qd3 Nd7 14. Qb1 b5 15.
Rfd1 Nb6 16. Ne2 Nc4 17. e4 Nb4 18. a3 dxe4 19. Bxe4 Nd5 20. Bxh7+ Kh8 21. Bg3
Nxb2 22. Rxc8 Qxc8 23. Rc1 Nc4 24. a4 Qd7 25. Bd3 Rc8 26. axb5 axb5 27. Qa1 Nb4
28. Be4 Nd2 29. Rxc8+ Qxc8 30. Qa8 Qxa8 31. Bxa8 Nd5 32. Bxd5 exd5 33. Bf4 Nc4
34. Kf1 b4 35. Nc1 Na5 36. Ne2 b3 37. Nc3 Nc4 38. Bc1 Bf6 39. Nxd5 Bxd4 40. Ke2
b2 41. Bxb2 Bxb2 42. Kd3 Nd6 43. Ne3 Kh7 44. g4 Kg6 45. f4 Kf6 46. Nd5+ Ke6 47.
Ne3 Bc1 48. Ng2 Kd5 49. Kc2 Ba3 50. Kd3 Bc5 51. h4 Ne4 52. Ke2 f5 53. Kf3 Nd2+
54. Ke2 Ke4 55. Kxd2 Kf3 56. Ne1+ Kxg4 57. Ke2 Bd6 58. Nf3 Bxf4 59. Nd4 Be5 60.
Ne6 Kxh4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.9"]
[White "Giampa, Alejandro"]
[Black "Julia, Ernesto"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2226"]
[BlackElo "2359"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "108359"]
[BlackFideId "101150"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. c4 O-O 5. g3 d6 6. d4 c6 7. Bg2 Bf5 8. h3 Qc8
9. Nbd2 Na6 10. g4 Bd7 11. e4 Nb4 12. Qb1 d5 13. e5 Ne8 14. a3 Na6 15. Qd3 Nac7
16. Ng1 f6 17. f4 fxe5 18. fxe5 Ne6 19. Ne2 N8c7 20. Qe3 a5 21. Rf1 Rxf1+ 22.
Kxf1 a4 23. Kg1 axb3 24. c5 Qb8 25. Qxb3 Bh6 26. Nf3 Nf4 27. Nxf4 Bxf4 28. a4
Ne6 29. a5 Qe8 30. Qxb7 Rb8 31. a6 Rxb7 32. axb7 Nc7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.10"]
[White "Negri, Santiago"]
[Black "Barrionuevo, Pablo"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2188"]
[BlackElo "2318"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack"]
[WhiteFideId "109940"]
[BlackFideId "110566"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d4 d6 6. Re1 Na6 7. e4 c5 8. c3
cxd4 9. cxd4 d5 10. e5 Ne4 11. Nc3 Nb4 12. Nxe4 dxe4 13. Rxe4 Bf5 14. Re2 Rc8
15. Ne1 Bg4 16. f3 Be6 17. Be3 Bc4 18. Rd2 Nxa2 19. Qa4 b5 20. Qxa7 Ra8 21. Qc5
Rc8 22. Qa7 Ra8 23. Qc5 Rc8 24. Qa7 Ra8 25. Qc5 Rc8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.11"]
[White "Tobares, Leandro"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[BlackTitle "FM"]
[WhiteElo "2242"]
[BlackElo "2137"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "106402"]
[BlackFideId "104280"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 d5 4. d4 Be7 5. Bg5 Ne4 6. Bxe7 Qxe7 7. cxd5 Nxc3 8.
bxc3 exd5 9. Qb3 c6 10. e3 O-O 11. Bd3 Nd7 12. O-O Nf6 13. Rab1 Ne8 14. Rfe1 Nd6
15. Nd2 Be6 16. f3 Rab8 17. Qc2 g6 18. Re2 Qc7 19. e4 Rfe8 20. Rbe1 Kg7 21. Nf1
f6 22. Ng3 dxe4 23. fxe4 Nc4 24. Rf2 Rf8 25. Ne2 Ne3 26. Qd2 Ng4 27. Nf4 Bg8 28.
Rf3 Rbe8 29. Rg3 f5 30. e5 Qd8 31. Rf1 h5 32. h3 h4 33. Rgf3 Nh6 34. Qb2 Re7 35.
Qf2 Rd7 36. g3 Kh7 37. gxh4 Rg7 38. Kh2 c5 39. h5 gxh5 40. Nxh5 Rg5 41. Nf6+
Rxf6 42. exf6 Bd5 43. Rxf5 Nxf5 44. Bxf5+ Kg8 45. Rg1 Qd6+ 46. Rg3 cxd4 47. cxd4
Kf7 48. Bg4 Qc7 49. h4 Rxg4 50. h5 Rxg3 51. Qxg3 Qxg3+ 52. Kxg3 Kxf6 53. Kf4 b5
54. h6 b4 55. h7 Kg7 56. Ke5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.12"]
[White "Colautti, Marcela"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "1973"]
[BlackElo "2489"]
[ECO "E91"]
[Opening "King's Indian"]
[Variation "Kazakh variation"]
[WhiteFideId "116440"]
[BlackFideId "117927"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 Na6 7. O-O e5 8. a3 Qe8
9. d5 Nc5 10. Qc2 a5 11. Be3 a4 12. Bxc5 dxc5 13. Ne1 Qe7 14. Nd3 Bd7 15. Rfe1
Ne8 16. Bf1 b6 17. b3 axb3 18. Qxb3 Nd6 19. a4 f5 20. f3 Ra5 21. Ra2 Rfa8 22.
Kh1 fxe4 23. fxe4 Bh6 24. g3 Qe8 25. Nb2 Bd2 26. Re2 Bc1 27. Nd3 Bg5 28. Nb5
Bxb5 29. axb5 Rxa2 30. Rxa2 Nxe4 31. Rxa8 Qxa8 32. Qb2 Bf6 33. Bh3 Qa4 34. Be6+
Kg7 35. Kg2 Nd6 36. Qe2 Qxc4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.13"]
[White "Tokatlian, Gabriel"]
[Black "Lujan, Carolina"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "1947"]
[BlackElo "2367"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "123528"]
[BlackFideId "109878"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 a6 3. Nf3 e6 4. d4 cxd4 5. Nxd4 b5 6. Bd3 Bb7 7. Qe2 Ne7 8. O-O
Ng6 9. f4 Bc5 10. Qf2 Nc6 11. Be3 Qb6 12. Nf5 Bxe3 13. Qxe3 Qxe3+ 14. Nxe3 d6
15. a3 O-O 16. Ne2 Rac8 17. c3 Na5 18. Rad1 Rfd8 19. Bc2 Nc4 20. Nxc4 bxc4 21.
g3 Rb8 22. Rd2 d5 23. exd5 Bxd5 24. Bxg6 hxg6 25. Rf2 Rb7 26. Kf1 Rdb8 27. Ng1
Be4 28. Ke1 Kf8 29. Kd1 Ke7 30. Kc1 Rb3 31. Rd1 a5 32. Re1 Bd5 33. Ree2 a4 34.
Nf3 Bxf3 35. Rxf3 R8b5 36. h4 Rd5 37. Rff2 Rd3 38. Rg2 Rb5 39. Re4 Rc5 40. Kc2
Rd7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.14"]
[White "Paolini, Claudio"]
[Black "Filgueira, Hernan"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1915"]
[BlackElo "2308"]
[ECO "C00"]
[Opening "French"]
[Variation "King's Indian attack"]
[WhiteFideId "129984"]
[BlackFideId "101770"]
[EventDate "2012.07.04"]

1. e4 e6 2. d3 c5 3. g3 Nc6 4. Bg2 g6 5. Nf3 Bg7 6. O-O Nge7 7. c3 e5 8. Be3 d6
9. Qd2 O-O 10. Bh6 Bg4 11. Bxg7 Kxg7 12. Qc2 Qd7 13. Nbd2 Rac8 14. Nc4 f5 15.
Ncd2 f4 16. Qb3 h6 17. Rac1 g5 18. Rfd1 Rf7 19. h4 Rcf8 20. Nh2 fxg3 21. fxg3
gxh4 22. gxh4 Ng6 23. Kh1 Rf2 24. Nc4 Bf3 25. Nxf3 R8xf3 26. Ne3 Nxh4 27. Rf1
Rxf1+ 28. Rxf1 Rxe3 29. Rg1 Rg3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.15"]
[White "Pichot, Alan"]
[Black "D'Ascanio, Adolfo"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2287"]
[BlackElo "1906"]
[ECO "C11"]
[Opening "French"]
[Variation "Steinitz variation"]
[WhiteFideId "110973"]
[BlackFideId "136425"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. e5 Nfd7 5. f4 c5 6. Nf3 Nc6 7. Ne2 b6 8. c3 Ba6
9. g3 Bxe2 10. Qxe2 cxd4 11. cxd4 Rc8 12. Bg2 Nb4 13. O-O Nc2 14. Rb1 Rc4 15.
Rd1 Nb4 16. a3 Rc2 17. Bd2 Nc6 18. Qd3 Rc4 19. b3 Rxd4 20. Nxd4 Nxd4 21. Bb4 Bc5
22. Bxc5 bxc5 23. b4 Nf5 24. Bxd5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.16"]
[White "Bianchi, Augusto"]
[Black "Gaitan, Juan Manuel"]
[Result "0-1"]
[WhiteElo "1899"]
[BlackElo "2283"]
[ECO "C00"]
[Opening "French"]
[Variation "King's Indian attack"]
[WhiteFideId "130281"]
[BlackFideId "121657"]
[EventDate "2012.07.04"]

1. e4 e6 2. d3 d5 3. Nd2 c5 4. Ngf3 Nc6 5. g3 g6 6. Bg2 Bg7 7. O-O Nge7 8. Re1
O-O 9. Qe2 Qc7 10. Nf1 dxe4 11. dxe4 h6 12. h4 e5 13. c3 Be6 14. Ne3 Rad8 15. h5
c4 16. Nh4 b5 17. Nd5 Qc8 18. a4 a6 19. axb5 axb5 20. Be3 g5 21. Nb6 Qc7 22. Nf5
Nxf5 23. exf5 Bxf5 24. Qf3 Ne7 25. Nd5 Rxd5 26. Ra7 Qd8 27. Rxe7 e4 28. Rxe4
Bxe4 29. Qxe4 Rd1 30. Kf1 Rxe1+ 31. Kxe1 Qa5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.17"]
[White "Tachella, Pablo Ivan"]
[Black "Spata, German"]
[Result "0-1"]
[WhiteElo "1888"]
[BlackElo "2278"]
[ECO "A46"]
[Opening "Queen's pawn"]
[Variation "Torre attack"]
[WhiteFideId "133124"]
[BlackFideId "113026"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 d5 4. e3 c5 5. c4 cxd4 6. exd4 Be7 7. Nc3 O-O 8. Bd3
dxc4 9. Bxc4 b6 10. O-O Bb7 11. Re1 Nc6 12. a3 h6 13. Bh4 Na5 14. Be2 Rc8 15.
Rc1 Nc4 16. Rc2 Nxb2 17. Rxb2 Rxc3 18. a4 Nd5 19. Bg3 a5 20. Ne5 Ba6 21. Rb1 Bb4
22. Rf1 Rc8 23. Bg4 Nc3 24. Qd3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.18"]
[White "Araoz, Claudio Alberto"]
[Black "Fernandez, Maria Florencia"]
[Result "1-0"]
[WhiteElo "1849"]
[BlackElo "2150"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "London system"]
[WhiteFideId "107565"]
[BlackFideId "116459"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Bf4 g6 3. Nf3 Bg7 4. e3 O-O 5. Be2 d6 6. h3 Nfd7 7. Bh2 e5 8. O-O
Nc6 9. c4 f5 10. Nc3 g5 11. d5 Ncb8 12. Nd2 Nf6 13. f4 exf4 14. exf4 g4 15. hxg4
Nxg4 16. Bxg4 fxg4 17. Nde4 Na6 18. Qd2 Bf5 19. Ng3 Qh4 20. Nxf5 Rxf5 21. g3 Qh3
22. Ne4 Rh5 23. Rf2 Nc5 24. Re1 Nd7 25. Rg2 Rf8 26. Nf2 Qxg2+ 27. Kxg2 Nf6 28.
Re7 Rf7 29. Qe2 Kf8 30. Rxf7+ Kxf7 31. Qe6+ Kf8 32. Nxg4 Nxg4 33. Qxg4 Rh6 34.
Qc8+ Kf7 35. Qxc7+ Kg8 36. Qxb7 a5 37. b4 axb4 38. Qxb4 Bd4 39. Qb8+ Kf7 40.
Qc7+ Kg8 41. Bg1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.19"]
[White "Torres, Sergio"]
[Black "Maldonado, Marcos"]
[Result "0-1"]
[WhiteElo "2130"]
[ECO "C36"]
[Opening "KGA"]
[Variation "Abbazia defence, modern variation"]
[WhiteFideId "105740"]
[EventDate "2012.07.04"]

1. e4 e5 2. f4 d5 3. exd5 exf4 4. Nf3 Nf6 5. c4 c6 6. d4 Bb4+ 7. Nc3 Ne4 8. Bd2
Bxc3 9. bxc3 O-O 10. Bd3 cxd5 11. O-O Bf5 12. Qc2 Nxd2 13. Nxd2 Bxd3 14. Qxd3
dxc4 15. Nxc4 Qc7 16. Rab1 Nd7 17. Nd2 Nf6 18. Qf3 b6 19. c4 Rae8 20. Qxf4 Qxf4
21. Rxf4 Re2 22. Rf2 Rfe8 23. c5 R2e6 24. h3 Nd5 25. Nc4 Nc3 26. Rbf1 f6 27. Nd6
Rd8 28. Rd2 Ne2+ 29. Kh2 Nxd4 30. Nb7 Nf3+ 31. Rxf3 Rxd2 32. Ra3 bxc5 33. Nxc5
Ree2 34. Rg3 Rxa2 35. Ne6 Rxe6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.20"]
[White "Martinez De Negri, Gonzalo"]
[Black "Lahera, Carlos"]
[Result "1-0"]
[WhiteElo "2093"]
[ECO "C27"]
[Opening "Boden-Kieseritsky gambit"]
[Variation "Lichtenhein defence"]
[WhiteFideId "106593"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nf6 3. Bc4 Nxe4 4. Nc3 d5 5. Bxd5 Nf6 6. Bb3 Bd6 7. d3 O-O 8.
Bg5 Nbd7 9. Qd2 c6 10. h4 a5 11. a3 Nc5 12. Ba2 Be6 13. Bxe6 Nxe6 14. Ne4 Nxg5
15. hxg5 Nxe4 16. dxe4 Be7 17. Qe3 f6 18. Qb3+ Rf7 19. Rxh7 Kxh7 20. Qxf7 Qe8
21. Qb3 Qd7 22. Ke2 Qg4 23. Rh1+ Kg6 24. Rh4 Qd7 25. Rh3 Qg4 26. Qc4 Rf8 27.
gxf6 Kxf6 28. Rg3 Qe6 29. Rg6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.21"]
[White "Garcia Ciuffani, Mirco"]
[Black "Benedetti, Julio"]
[Result "0-1"]
[WhiteElo "1764"]
[BlackElo "2090"]
[ECO "A05"]
[Opening "Reti"]
[Variation "King's Indian attack"]
[WhiteFideId "138118"]
[BlackFideId "172545"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 g6 3. Bg2 Bg7 4. O-O O-O 5. d3 d5 6. Nbd2 c5 7. e4 Nc6 8. Re1
e6 9. c3 b6 10. Nf1 dxe4 11. dxe4 Bb7 12. Qxd8 Rfxd8 13. e5 Nd5 14. Bg5 Nde7 15.
Nd4 cxd4 16. Bxe7 Nxe7 17. Bxb7 Rab8 18. Bg2 dxc3 19. bxc3 Rbc8 20. Rad1 Rxd1
21. Rxd1 Bxe5 22. Rd7 Kf8 23. Rxa7 Rxc3 24. Ra8+ Kg7 25. Ra7 Bd6 26. Rd7 Bc5 27.
Bh3 f5 28. Bg2 Kf6 29. Rd2 e5 30. Bd5 Nxd5 31. Rxd5 Rc2 32. Rd2 Rxd2 33. Nxd2 e4
34. Nb3 Ke5 35. a4 Bb4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.23"]
[White "Masdeu, Fernando"]
[Black "Mansilla, Martin"]
[Result "1/2-1/2"]
[BlackElo "2037"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical variation"]
[BlackFideId "131865"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Bd6 8. f4
Ne7 9. O-O Qc7 10. Bd3 O-O 11. Ne4 Bxe4 12. Bxe4 Nd7 13. c4 c5 14. b4 Nf6 15.
Qd3 Rad8 16. Qf3 b6 17. dxc5 bxc5 18. b5 Nxe4 19. Qxe4 Nf5 20. Be3 Nxe3 21. Qxe3
Rd7 22. Rad1 Rfd8 23. Rd2 Bxf4 24. Nxf4 Rxd2 25. Nd5 Qa5 26. Qf3 Rf8 27. Ne7+
Kh8 28. Qh5 Qd8 29. Nc6 Qd3 30. Qxc5 Rg8 31. Ne5 Rxg2+ 32. Kxg2 Qe4+ 33. Kg1 h6
34. Nxf7+ Kh7 35. Qe5 Qg4+ 36. Qg3 Qxc4 37. Ne5 Qe4 38. Qd3 Qxd3 39. Nxd3 Rd8
40. Rd1 Rd5 41. a4 Rd4 42. Nb2 Rb4 43. Rd2 Kg6 44. Kf2 Kf5 45. Rc2 g5 46. Rc5+
Kf6 47. Rc2 Kf5 48. Re2 h5 49. Nd3 Rxa4 50. Re5+ Kg4 51. Kg2 h4 52. Nf2+ Kf4 53.
Rxe6 Ra2 54. Re4+ Kf5 55. Rc4 g4 56. Rc5+ Kf4 57. Rc4+ Kf5 58. Rc5+ Kf4 59. Rc4+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.24"]
[White "Sanchez, Christian"]
[Black "Lima, Damian"]
[Result "1-0"]
[WhiteElo "2032"]
[ECO "C18"]
[Opening "French"]
[Variation "Winawer, classical variation"]
[WhiteFideId "116009"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 c5 5. a3 Bxc3+ 6. bxc3 Qc7 7. Nf3 Nc6 8. a4
f6 9. Bb5 Bd7 10. O-O Nge7 11. Ba3 O-O 12. Bxc5 Rf7 13. Re1 a6 14. Bd6 Qd8 15.
Bxc6 Bxc6 16. exf6 Nf5 17. Be7 Nxe7 18. fxe7 Qxe7 19. Ne5 Rf6 20. Re3 Raf8 21.
Nf3 Be8 22. Qe2 Bh5 23. Rb1 g5 24. Rb6 g4 25. Ne5 Rxf2 26. Qxf2 Rxf2 27. Kxf2
Qf8+ 28. Kg3 Qe7 29. Re2 Be8 30. a5 h5 31. Kf2 Bb5 32. Nd3 Qc7 33. Rexe6 Bxd3
34. cxd3 Qf4+ 35. Ke2 g3 36. hxg3 Qg4+ 37. Kd2 Kf7 38. Re3 Qg5 39. Rxb7+ Kf6 40.
Rb6+ Kf5 41. Re6 Qd8 42. Ke2 h4 43. R3e5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.25"]
[White "Martinez, Daniel ARG"]
[Black "Villanueva, Maria Belen"]
[Result "1-0"]
[WhiteElo "2007"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical variation"]
[WhiteFideId "122025"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nd7 7. N1e2 Qb6 8.
O-O Ngf6 9. a4 e6 10. a5 Qd8 11. Nf4 Nd5 12. Bxd5 cxd5 13. Re1 Nf6 14. Nd3 Qc7
15. Bf4 Qc4 16. Ne5 Qxc2 17. Qxc2 Bxc2 18. Rec1 Rc8 19. Nf1 Bb4 20. Ne3 Bd2 21.
Rxc2 Rxc2 22. Nxc2 Bxf4 23. Nd3 Bd6 24. a6 b6 25. Ncb4 Kd7 26. Na2 Rc8 27. Nc3
Ne8 28. Nb5 Nc7 29. Nxd6 Kxd6 30. Rc1 Rb8 31. Ne5 Nxa6 32. Nxf7+ Ke7 33. Ne5 Nb4
34. Rc7+ Kd8 35. Rxa7 Rc8 36. Nf7+ Ke8 37. Nd6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.26"]
[White "Sosa, Carlos"]
[Black "Rodriguez, Federico"]
[Result "0-1"]
[BlackElo "1981"]
[ECO "A80"]
[Opening "Dutch"]
[BlackFideId "122084"]
[EventDate "2012.07.04"]

1. d4 f5 2. Nf3 g6 3. c4 Bg7 4. Nc3 Nh6 5. Bg5 Nf7 6. Bf4 d6 7. e3 O-O 8. g3 c6
9. Bg2 e5 10. dxe5 dxe5 11. Qxd8 Rxd8 12. Bg5 Nxg5 13. Nxg5 h6 14. Nh3 Be6 15.
Bf1 Na6 16. a3 Nc5 17. Be2 Nd3+ 18. Bxd3 Rxd3 19. O-O f4 20. Nxf4 exf4 21. exf4
Bxc4 22. Rfc1 Rad8 23. Rab1 Bb3 24. Kf1 Bxc3 25. bxc3 Rd1+ 26. Rxd1 Rxd1+ 27.
Rxd1 Bxd1 28. Ke1 Bf3 29. Kd2 Kf7 30. Ke3 Bd5 31. Kd4 Kf6 32. a4 b6 33. c4 Bf3
34. Kc3 a5 35. Kd2 Kf5 36. h3 Ke4 37. h4 Kd4 38. Kc2 Kxc4 39. Kb2 b5 40. Ka3 Kc3
41. h5 b4+ 42. Ka2 b3+ 43. Kb1 Be4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.27"]
[White "Etchevest, Marcelo"]
[Black "Roa, Carlos"]
[Result "1/2-1/2"]
[WhiteElo "1726"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "137464"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. Be2 Nc6 4. c3 e5 5. d4 Be7 6. d5 Nb8 7. O-O Nf6 8. Be3 O-O
9. Nbd2 Ng4 10. a4 f5 11. exf5 Bxf5 12. Qb3 Nxe3 13. fxe3 Qb6 14. Qc4 Nd7 15.
Bd3 Bxd3 16. Qxd3 Rae8 17. Ne4 Qd8 18. a5 b5 19. axb6 axb6 20. Ra6 b5 21. Nxd6
c4 22. Qd2 Nc5 23. Nxe8 Nxa6 24. d6 Qxe8 25. dxe7 Qxe7 26. Qd5+ Kh8 27. Nxe5 Nc7
28. Rxf8+ Qxf8 29. Qd7 Qb8 30. Nc6 Qe8 31. Qxc7 Qxe3+ 32. Kf1 Qc1+ 33. Kf2 Qxb2+
34. Ke3 Qxc3+ 35. Ke4 h6 36. Qc8+ Kh7 37. Qf5+ Kh8 38. Qf8+ Kh7 39. Qf5+ Kh8 40.
Qxb5 Qe1+ 41. Kd4 Qf2+ 42. Kxc4 Qxg2 43. Qb8+ Kh7 44. Qd6 Qc2+ 45. Kb5 Qf5+ 46.
Kb6 Qf6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.28"]
[White "Guzman, Paola"]
[Black "Ennis Marcos, Alan"]
[Result "1-0"]
[BlackElo "1623"]
[ECO "D02"]
[Opening "Queen's bishop game"]
[WhiteFideId "136450"]
[BlackFideId "136778"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 d5 3. Bf4 e6 4. Nbd2 Bd6 5. Bg5 Nbd7 6. c3 h6 7. Bh4 c5 8. e3
b6 9. e4 cxd4 10. Bxf6 Qxf6 11. Nxd4 Bb7 12. Bb5 a6 13. Bxd7+ Kxd7 14. Qe2 dxe4
15. Nc4 Bc7 16. O-O-O Ke7 17. Ne3 Rhd8 18. Kb1 b5 19. h3 g6 20. Rhf1 b4 21. Qc4
Bd6 22. Nc6+ Bxc6 23. Qxc6 Qe5 24. Qb7+ Kf8 25. Nc4 Qc5 26. Nxd6 Ra7 27. Nxe4
Rxd1+ 28. Rxd1 Qe5 29. Qxb4+ Kg8 30. Rd8+ Kh7 31. Qd4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.29"]
[White "Guzman, Ezequiel"]
[Black "Jorge, Hector"]
[Result "1/2-1/2"]
[ECO "D88"]
[Opening "Gruenfeld"]
[Variation "Spassky variation, main line, 10...cd, 11.cd"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 O-O 8.
Ne2 c5 9. O-O Nc6 10. Be3 cxd4 11. cxd4 Bg4 12. f3 Na5 13. Bxf7+ Rxf7 14. fxg4
Rxf1+ 15. Kxf1 Qd7 16. h3 Rd8 17. Rc1 b5 18. g5 Nc4 19. Bf2 Qe6 20. Qd3 Qxe4 21.
Qxe4 Nd2+ 22. Ke1 Nxe4 23. Be3 Rd7 24. Rb1 a6 25. Rc1 Kf7 26. Rc6 Rd6 27. Rc7
Ke8 28. Rc8+ Rd8 29. Rc6 Rd6 30. Rc8+ Kf7 31. Rc7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.30"]
[White "Enciso, Franco"]
[Black "Benedetti, Antonella"]
[Result "0-1"]
[WhiteElo "1523"]
[BlackElo "2026"]
[ECO "A45"]
[Opening "Trompovsky attack (Ruth, Opovcensky opening)"]
[WhiteFideId "126900"]
[BlackFideId "170976"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. g3 Bg7 5. e3 O-O 6. Bg2 f5 7. Nd2 d6 8. Ne2
Nd7 9. c4 c5 10. O-O Rb8 11. Rb1 a6 12. b4 cxd4 13. Nxd4 Ne5 14. Qc2 Bd7 15. b5
Qc7 16. Qb3 Rfc8 17. Rfc1 Qa5 18. Rc2 Be6 19. Nxe6 fxe6 20. c5 d5 21. a4 Bf8 22.
Rbc1 Rxc5 23. Rxc5 Bxc5 24. Bxd5 exd5 25. Qxd5+ Nf7 26. Rxc5 Rd8 27. Qc4 Qxd2
28. bxa6 bxa6 29. Qxa6 Ng5 30. Kg2 Ne4 31. Qe6+ Kf8 32. Rxf5+ gxf5 33. Qxf5+ Kg7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.31"]
[White "Figueroa, Jose Leonardo"]
[Black "Martinez, Luciana"]
[Result "1-0"]
[BlackElo "1488"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Ufimtsev-Pytel variation"]
[WhiteFideId "116491"]
[BlackFideId "125083"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bc4 Nxe4 5. Bxf7+ Kxf7 6. Nxe4 Qa5+ 7. c3 Qf5 8.
Ng5+ Ke8 9. Ne2 h6 10. Ng3 Qg4 11. Nf3 Be6 12. h3 Qg6 13. O-O Bd5 14. Re1 h5 15.
Ng5 h4 16. N3e4 e6 17. g3 Rh5 18. Qg4 Be7 19. c4 Bxe4 20. Rxe4 Rxg5 21. Bxg5
Qxg5 22. Qxe6 Nd7 23. Rae1 Kf8 24. Qxd7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.32"]
[White "Cespedes, Juan"]
[Black "Martyniuk, Carolina Milka"]
[Result "0-1"]
[BlackElo "1955"]
[ECO "A46"]
[Opening "Queen's pawn"]
[Variation "Yusupov-Rubinstein system"]
[BlackFideId "109576"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. e3 b6 4. Nbd2 Bb7 5. Bd3 c5 6. b3 cxd4 7. exd4 Nd5 8. O-O
Be7 9. Bb2 Nf4 10. Ne4 O-O 11. Qd2 Nxd3 12. cxd3 f5 13. Ng3 Na6 14. Qe2 Nc7 15.
Rac1 Nd5 16. Ne5 Nf4 17. Qc2 Rc8 18. Qd1 Nxg2 19. Rxc8 Qxc8 20. Qc1 Qd8 21. f3
Nf4 22. Ba3 Nd5 23. Bxe7 Qxe7 24. Qb2 Rc8 25. Kf2 Nb4 26. Kg1 Rc2 27. Qb1 Qd6
28. a3 Qxd4+ 29. Kh1 Qxe5 30. axb4 Qc3 31. Qe1 Qb2 32. Kg1 Rg2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.33"]
[White "Lopez Miller, Indalecio"]
[Black "D'Ascanio, Florencia"]
[Result "1-0"]
[WhiteElo "1894"]
[ECO "B70"]
[Opening "Sicilian"]
[Variation "dragon variation"]
[WhiteFideId "113859"]
[BlackFideId "136433"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. O-O O-O 8. Be3
a6 9. a4 Nc6 10. Qd2 Bd7 11. Kh1 Re8 12. f3 Rc8 13. Rfe1 Ne5 14. Nd5 Bc6 15.
Nxc6 Rxc6 16. b3 Ned7 17. c4 Nc5 18. Ra3 a5 19. Bd1 Nfd7 20. Bc2 Ne5 21. h3 Na6
22. Raa1 Nd7 23. Rad1 Ndc5 24. Bg5 b6 25. h4 h5 26. Re2 Qd7 27. Qe3 Qe6 28. Rg1
Qd7 29. Qd2 Ne6 30. Be3 Nac5 31. g4 hxg4 32. Rxg4 Kh7 33. h5 Rh8 34. hxg6+ fxg6
35. Rh2+ Kg8 36. Rxh8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.34"]
[White "Moscato, Nestor Eduardo"]
[Black "Ferreyra, Gustavo"]
[Result "0-1"]
[ECO "A00"]
[Opening "Anderssen's opening"]
[WhiteFideId "123501"]
[EventDate "2012.07.04"]

1. a3 d5 2. Nf3 c5 3. c4 e6 4. g3 Nc6 5. Bg2 Nf6 6. O-O Be7 7. Nc3 d4 8. Nb1 e5
9. d3 O-O 10. Bg5 Nd7 11. Bxe7 Qxe7 12. e3 e4 13. dxe4 dxe3 14. Nc3 exf2+ 15.
Rxf2 Nf6 16. Nd5 Qxe4 17. Nxf6+ gxf6 18. Qd6 Qe7 19. Qf4 Ne5 20. Nh4 Ng4 21. Bh3
Nxf2 22. Bxc8 Raxc8 23. Kxf2 Qe5 24. Qf3 Qxb2+ 25. Kg1 Qxa1+ 26. Kg2 Rcd8 27.
Nf5 Kh8 28. Nh6 Rd2+ 29. Kh3 Qe5 30. Nf5 Qe2 31. Qh1 Qh5+ 32. Nh4 f5 33. Qa1+
Kg8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.35"]
[White "Gomez Borges, Ruben Alfredo"]
[Black "Fluxa, Ismael"]
[Result "0-1"]
[WhiteElo "1849"]
[ECO "A57"]
[Opening "Benko gambit"]
[WhiteFideId "108324"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. a4 bxc4 5. Nc3 g6 6. e4 d6 7. Bxc4 Bg7 8. Nf3 O-O
9. O-O Ba6 10. Nd2 Nfd7 11. Qe2 Bxc4 12. Nxc4 Nb6 13. a5 Nxc4 14. Qxc4 Nd7 15.
f4 Rb8 16. f5 Bd4+ 17. Kh1 Ne5 18. Qe2 Rb3 19. Bh6 Re8 20. fxg6 hxg6 21. Rf4 Qb8
22. Rb1 Qb4 23. Nd1 Rb8 24. Rh4 Bxb2 25. Qd2 Qxd2 26. Bxd2 Rd3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.36"]
[White "Muniz, Roberto Anibal"]
[Black "Lopez Muntaner, Emilio"]
[Result "1-0"]
[ECO "A00"]
[WhiteFideId "173347"]
[EventDate "2012.07.04"]

1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.06"]
[Round "3.37"]
[White "Rautenberg, Raul"]
[Black "Coronel, Nestor"]
[Result "1-0"]
[BlackElo "1742"]
[ECO "D00"]
[Opening "Queen's pawn"]
[Variation "stonewall attack"]
[BlackFideId "122572"]
[EventDate "2012.07.04"]

1. d4 d5 2. e3 Nf6 3. Bd3 Bg4 4. Ne2 e6 5. Nd2 c5 6. c3 Bd6 7. f4 Nbd7 8. O-O
O-O 9. Qe1 Bf5 10. Bb1 Re8 11. Ng3 Bxb1 12. Rxb1 Qa5 13. a3 cxd4 14. exd4 Qb6
15. Kh1 Rac8 16. Qe2 Qc7 17. Qf3 Nb6 18. Rf2 Nc4 19. Nh5 Nxh5 20. Qxh5 Bxf4 21.
Nxc4 Bxc1 22. Ne5 f6 23. Ng4 Bg5 24. Rbf1 Rf8 25. Qh3 Rce8 26. Qf3 Qe7 27. Re2
h5 28. Ne3 Bxe3 29. Rxe3 Qf7 30. g4 e5 31. gxh5 Kh8 32. dxe5 f5 33. Rg1 Qe6 34.
Rg6 Rf6 35. exf6 Qxe3 36. Qxe3 Rxe3 37. fxg7+ Kg8 38. h6 Rh3 39. Rd6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.1"]
[White "Felgaer, Ruben"]
[Black "Lemos, Damian"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2580"]
[BlackElo "2545"]
[ECO "C11"]
[Opening "French"]
[Variation "Burn variation"]
[WhiteFideId "107069"]
[BlackFideId "113581"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Nbd7 6. Nf3 h6 7. Nxf6+ Nxf6 8.
Bh4 c5 9. c3 cxd4 10. Nxd4 Bd7 11. Bc4 Qc7 12. Qe2 O-O-O 13. a4 Qf4 14. Bg3 Qe4
15. Nb5 Bc5 16. f3 Qxe2+ 17. Kxe2 Bxb5 18. axb5 Nd5 19. Bxd5 exd5 20. b4 Bb6 21.
Kd3 Rhe8 22. Rhe1 f6 23. Bf4 Bf2 24. Rf1 Bb6 25. Rfe1 Bf2 26. Rxe8 Rxe8 27. Bd6
Bb6 28. Bc5 Kc7 29. g4 Re6 30. h4 Bxc5 31. bxc5 a6 32. bxa6 Rxa6 33. Re1 Kd7 34.
Kd4 Ra4+ 35. Kxd5 Rf4 36. Rd1 Kc7 37. Rf1 h5 38. Rg1 g6 39. gxh5 gxh5 40. Rg7+
Kb8 41. c6 bxc6+ 42. Kxc6 Rxh4 43. Rg8+ Ka7 44. Rh8 Rc4+ 45. Kd5 Rxc3 46. f4 Kb6
47. Ke6 Rc6+ 48. Kf7 Kc5 49. Rxh5+ Kd4 50. Ra5 f5 51. Re5 Rd6 52. Kg7 Rd8 53.
Rxf5 Ke4 54. Rf7 Rd1 55. f5 Ke5 56. Rf6 Ra1 57. Rf8 Rg1+ 58. Kh6 Rh1+ 59. Kg5
Rg1+ 60. Kh5 Rh1+ 61. Kg4 Rg1+ 62. Kh4 Rh1+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.2"]
[White "Dolezal, Cristian"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2437"]
[BlackElo "2586"]
[ECO "A09"]
[Opening "Reti opening"]
[WhiteFideId "103560"]
[BlackFideId "112275"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. c4 c6 3. e3 Nf6 4. Nc3 e6 5. b3 Bd6 6. Bb2 O-O 7. Be2 Nbd7 8. O-O
b6 9. Rc1 Bb7 10. cxd5 exd5 11. Rc2 Re8 12. Qa1 Rc8 13. Rfc1 Bf8 14. Nd1 Ne4 15.
d3 Nd6 16. Ne5 Nxe5 17. Bxe5 Qg5 18. Bf4 Qg6 19. d4 Nf5 20. Qb2 c5 21. Bf1 cxd4
22. Rxc8 Bxc8 23. exd4 Qg4 24. Qd2 Bb4 25. Qxb4 Qxf4 26. Ne3 Bd7 27. g3 Qh6 28.
Rc7 Nxe3 29. Rxd7 Nxf1 30. Re7 Qxh2+ 31. Kxf1 Qh1+ 32. Ke2 Qh5+ 33. Kf1 Rc8 34.
Kg2 h6 35. Qe1 Qg4 36. Re8+ Kh7 37. Rxc8 Qxc8 38. Qe7 Qe6 39. Qxa7 Qe4+ 40. Kg1
Qxd4 41. Qxf7 Qe4 42. a4 d4 43. Qc4 Qe1+ 44. Kg2 Qc3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.3"]
[White "Alonso, Salvador"]
[Black "Mahia, Gustavo"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2516"]
[BlackElo "2401"]
[ECO "C53"]
[Opening "Giuoco Piano"]
[WhiteFideId "105198"]
[BlackFideId "100439"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d3 d6 6. Bb3 a6 7. Nbd2 Ba7 8. Nf1
Be6 9. Bc2 d5 10. Qe2 dxe4 11. dxe4 Ng4 12. Ne3 Nxe3 13. Bxe3 Bxe3 14. Qxe3 f6
15. Ba4 b5 16. Bb3 Bxb3 17. axb3 O-O 18. O-O Qe7 19. Rfd1 Nd8 20. b4 Ne6 21. Ne1
Rfd8 22. Nd3 Rd6 23. Nc5 Rxd1+ 24. Rxd1 Rd8 25. Rxd8+ Qxd8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.4"]
[White "Krysa, Leandro"]
[Black "Ricardi, Pablo"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2424"]
[BlackElo "2500"]
[ECO "E32"]
[Opening "Nimzo-Indian"]
[Variation "classical variation"]
[WhiteFideId "116807"]
[BlackFideId "100242"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d5 7. Nf3 b6 8. Bg5
Ba6 9. e3 Nbd7 10. cxd5 Bxf1 11. Rxf1 exd5 12. Ne5 Re8 13. Nxd7 Qxd7 14. Bxf6
gxf6 15. O-O-O Rab8 16. Kb1 Rec8 17. Rc1 c5 18. dxc5 bxc5 19. Qxf6 Rc6 20. Qg5+
Rg6 21. Qe5 Qb5 22. Rfd1 Re6 23. Qc3 Qb7 24. Rc2 Rb6 25. Rdd2 c4 26. Qe5 Rb5 27.
a4 c3 28. axb5 cxd2 29. Rxd2 Qxb5 30. Qg5+ Kf8 31. Qxd5 Qf1+ 32. Rd1 Qe2 33.
Qd6+ Kg7 34. Qe5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.5"]
[White "Claverie, Raul"]
[Black "Tobares, Leandro"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2467"]
[BlackElo "2242"]
[ECO "A01"]
[Opening "Nimzovich-Larsen attack"]
[Variation "modern variation"]
[WhiteFideId "110833"]
[BlackFideId "106402"]
[EventDate "2012.07.04"]

1. b3 e5 2. Bb2 Nc6 3. e3 Nf6 4. Bb5 Bd6 5. Bxc6 dxc6 6. d3 O-O 7. Nd2 Qe7 8. a3
Bg4 9. Ne2 Rad8 10. h3 Bxe2 11. Qxe2 e4 12. dxe4 Nxe4 13. Nxe4 Qxe4 14. Qg4 Qxg4
15. hxg4 Rfe8 16. Ke2 Be5 17. Bxe5 Rxe5 18. Rad1 Rd6 19. Rd3 Rxd3 20. Kxd3 Rd5+
21. Ke2 h6 22. Rh5 Kf8 23. c4 Rd6 24. g5 hxg5 25. Rh8+ Ke7 26. Rb8 b6 27. Rb7
Kd7 28. Rxa7 Rh6 29. Ra8 Rh1 30. Rf8 Ke7 31. Rc8 Kd7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.6"]
[White "Julia, Ernesto"]
[Black "Lorenzini, Martin"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2359"]
[BlackElo "2466"]
[ECO "B07"]
[Opening "Pirc defence"]
[WhiteFideId "101150"]
[BlackFideId "105570"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 Nbd7 4. g3 e5 5. Nge2 c6 6. a4 Qc7 7. Bg2 Be7 8. O-O
O-O 9. h3 Re8 10. Re1 Bf8 11. b3 b6 12. Bb2 Bb7 13. Qd2 a6 14. g4 h6 15. Ng3
exd4 16. Qxd4 d5 17. exd5 Bc5 18. Qd3 Ne5 19. Qd2 cxd5 20. Qf4 Re6 21. Nxd5 Nxd5
22. Bxd5 Bxf2+ 23. Qxf2 Bxd5 24. Bxe5 Rxe5 25. Rxe5 Qxe5 26. Re1 Qc3 27. Re3 Qb4
28. Rd3 Be6 29. Qd4 Qe1+ 30. Kh2 Qc1 31. c4 Qc2+ 32. Kg1 b5 33. Nh5 Qc1+ 34. Kh2
Qg5 35. axb5 axb5 36. cxb5 Re8 37. Kg3 f6 38. b6 Bf7 39. Nf4 h5 40. b4 h4+ 41.
Kf3 Qb5 42. Kf2 Qc6 43. Ng2 Qc1 44. Rd1 Qc2+ 45. Rd2 Qb3 46. Rd3 Qb1 47. Rd1
Qa2+ 48. Rd2 Qb1 49. Rd1 Qa2+ 50. Rd2 Qe6 51. Qd6 Qe4 52. Qd4 Qe6 53. Qd6 Qe4
54. Qd4 Qe6 55. Qd6 Qe4 56. Nxh4 Qe1+ 57. Kg2 Re2+ 58. Rxe2 Qxe2+ 59. Kg1 Qe1+
60. Kg2 Qe2+ 61. Kg1 Qe1+ 62. Kg2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.7"]
[White "Tristan, Leonardo"]
[Black "Herman, Diego"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2449"]
[BlackElo "2193"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Byrne variation"]
[WhiteFideId "113816"]
[BlackFideId "104833"]
[EventDate "2012.07.04"]

1. d4 d6 2. e4 Nf6 3. Nc3 g6 4. Bg5 c6 5. Qe2 Qb6 6. O-O-O Bg7 7. e5 dxe5 8.
dxe5 Nd5 9. Rxd5 cxd5 10. Nxd5 Qd8 11. Qb5+ Bd7 12. Qxb7 Bc6 13. Bb5 f6 14.
Bxc6+ Nxc6 15. Nc7+ Kf7 16. Qb3+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.8"]
[White "Perez Ponsa, Federico"]
[Black "Negri, Santiago"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2489"]
[BlackElo "2188"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "117927"]
[BlackFideId "109940"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. e5 c5 4. Nf3 Nc6 5. c4 cxd4 6. Nxd4 e6 7. Nc3 dxc4 8. Nxc6
Qxd1+ 9. Kxd1 bxc6 10. Bxc4 Ne7 11. Ke2 Nd5 12. Ne4 a5 13. Bd2 Be7 14. Rac1 a4
15. Bg5 Bf8 16. Be3 Ra5 17. Bd2 Ra8 18. Rc2 h6 19. Rhc1 Bb7 20. Be3 Ra5 21. Bd2
Ra8 22. g3 Be7 23. Be3 Ra5 24. Bc5 f5 25. exf6 Nxf6 26. Nxf6+ gxf6 27. Bxe6 Ba6+
28. Kf3 Rxc5 29. Rxc5 Bxc5 30. Rxc5 Ke7 31. Bf5 Rb8 32. Ra5 Bc4 33. Rxa4 Bd5+
34. Be4 Rxb2 35. Bxd5 cxd5 36. Ra8 Ke6 37. a4 Kf5 38. g4+ Ke5 39. Kg3 Rb4 40. a5
f5 41. gxf5 Kf6 42. a6 Ra4 43. a7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.9"]
[White "Rodriguez, Federico"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "1981"]
[BlackElo "2444"]
[ECO "C68"]
[Opening "Ruy Lopez"]
[Variation "exchange, Alekhine variation"]
[WhiteFideId "122084"]
[BlackFideId "100250"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Bxc6 dxc6 5. d4 exd4 6. Qxd4 Qxd4 7. Nxd4 Bd7
8. Be3 O-O-O 9. Nd2 c5 10. N4b3 b6 11. O-O-O Ne7 12. Nc4 Nc6 13. Bf4 Be7 14. f3
a5 15. Ne3 Be6 16. Rxd8+ Rxd8 17. Rd1 Nd4 18. Be5 Bg5 19. f4 Bxf4 20. Bxf4 Ne2+
21. Kb1 Rxd1+ 22. Nxd1 Nxf4 23. g3 Ng6 24. Ne3 Kd7 25. Nf5 Bxf5 26. exf5 Ne7 27.
g4 Kd6 28. Nc1 Ke5 29. Nd3+ Ke4 30. b3 f6 31. Kc1 Kf3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.10"]
[White "Pierrot, Facundo"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2442"]
[BlackElo "2093"]
[ECO "D77"]
[Opening "Neo-Gruenfeld, 6.O-O"]
[WhiteFideId "103250"]
[BlackFideId "106593"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d5 6. c4 dxc4 7. Na3 c5 8. Nxc4
cxd4 9. Nxd4 Na6 10. Bf4 Nd5 11. Be5 Nb6 12. Bxg7 Kxg7 13. Na5 Nd5 14. Ndc6 bxc6
15. Nxc6 Qb6 16. Qxd5 Qxb2 17. Nxe7 Rb8 18. Nc6 Bb7 19. Qd4+ Qxd4 20. Nxd4 Bxg2
21. Kxg2 Rb2 22. Rfb1 Rd2 23. e3 Re8 24. Kf1 Re7 25. a4 Nc5 26. Nb3 Nxb3 27.
Rxb3 Rc7 28. Kg2 Rcc2 29. Rf1 Ra2 30. Rb4 Rd3 31. Rc1 a5 32. Rf4 g5 33. Rf5 Rxa4
34. Rxg5+ Kf6 35. Rcc5 Rda3 36. Rh5 Ra2 37. Rxh7 Kg6 38. Rhh5 R4a3 39. h4 a4 40.
Rhg5+ Kf6 41. Ra5 Rc2 42. Ra6+ Ke7 43. h5 Rxe3 44. Rxa4 Re6 45. Ra7+ Kf6 46. Rg4
Rc5 47. Rf4+ Kg5 48. Raxf7 Kxh5 49. R7f5+ Rxf5 50. Rxf5+ Kg4 51. Rf4+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.11"]
[White "Barrionuevo, Pablo"]
[Black "Vaquero, Diego Javier"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2318"]
[BlackElo "2089"]
[ECO "D37"]
[Opening "QGD"]
[Variation "classical variation (5.Bf4)"]
[WhiteFideId "110566"]
[BlackFideId "123536"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 O-O 6. e3 c6 7. c5 Nbd7 8. h3 Re8
9. Be2 Nf8 10. O-O Ng6 11. Bh2 Bf8 12. Qc2 Nd7 13. e4 dxe4 14. Nxe4 Nf6 15. Nd6
Bxd6 16. Bxd6 Nd5 17. Qe4 Qf6 18. Bd3 Bd7 19. Ne5 Rad8 20. g3 Bc8 21. h4 Qf5 22.
Qg2 Qh5 23. Nf3 Qg4 24. Rad1 f5 25. Ne5 Nxe5 26. Bxe5 Rf8 27. f3 Qh5 28. Rde1
Rf7 29. Bc4 h6 30. Bd6 Qg6 31. Re5 Kh8 32. Rfe1 Bd7 33. Kh2 Qf6 34. Bxd5 cxd5
35. f4 Kh7 36. Qh3 Rg8 37. Kg2 Rc8 38. b4 Kg8 39. Kf2 Kh7 40. Qh2 g6 41. Qh1 Rg8
42. Qf3 Qd8 43. Qa3 a6 44. Qe3 Qc8 45. Qb3 Qc6 46. Ra1 b5 47. Rae1 Ra8 48. Qc3
Bc8 49. R1e2 Bd7 50. a3 Bc8 51. Qe1 h5 52. Rxe6 Bxe6 53. Rxe6 Qd7 54. Qe5 Qb7
55. Be7 Rc8 56. Bg5 a5 57. Qd6 Rg7 58. c6 Qa7 59. Qxd5 axb4 60. axb4 Qa4 61. Qc5
Qd1 62. d5 Ra8 63. Re2 Ra1 64. Qc2 Qg1+ 65. Kf3 Rf1+ 66. Rf2 Ra7 67. Rxf1 Qxf1+
68. Ke3 Qg1+ 69. Kd2 Ra2 70. Qxa2 Qf2+ 71. Kd3 Qxa2 72. Kd4 Qc4+ 73. Ke5 Kg7 74.
Be7 Kf7 75. Bc5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.12"]
[White "Filgueira, Hernan"]
[Black "Sanchez, Christian"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2308"]
[BlackElo "2032"]
[ECO "E18"]
[Opening "Queen's Indian"]
[Variation "old main line, 7.Nc3"]
[WhiteFideId "101770"]
[BlackFideId "116009"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. g3 b6 4. Bg2 Bb7 5. O-O Be7 6. c4 O-O 7. Nc3 d5 8. Ne5
Qc8 9. cxd5 Nxd5 10. e4 Nxc3 11. bxc3 Nd7 12. Nd3 c5 13. Bb2 Qc7 14. Rc1 Rad8
15. f4 c4 16. Nf2 f5 17. Re1 Nf6 18. Qe2 fxe4 19. Nxe4 Nxe4 20. Bxe4 Bxe4 21.
Qxe4 Rf6 22. f5 Rxf5 23. Qxe6+ Rf7 24. Rf1 Bf6 25. Ba3 h6 26. Rce1 Qc8 27. Qe4
Qa6 28. Bc1 Rdf8 29. Qc2 b5 30. a3 Qc6 31. Qg2 Qxg2+ 32. Kxg2 Be7 33. Rxf7 Kxf7
34. Re5 a6 35. Re2 Bd6 36. Bf4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.13"]
[White "Benedetti, Julio"]
[Black "Pichot, Alan"]
[Result "1-0"]
[BlackTitle "FM"]
[WhiteElo "2090"]
[BlackElo "2287"]
[ECO "B32"]
[Opening "Sicilian defence"]
[WhiteFideId "172545"]
[BlackFideId "110973"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb3 Nf6 6. Nc3 e6 7. Be3 Qc7 8.
Qd2 Bb4 9. f3 d5 10. a3 Bxc3 11. Qxc3 dxe4 12. fxe4 O-O 13. Bd3 Ng4 14. Bc5 Rd8
15. O-O-O b6 16. Bg1 Bb7 17. h3 Nge5 18. Bh2 a6 19. Kb1 Rac8 20. g4 Qb8 21. g5
Rd7 22. Ka2 Rcd8 23. Nd2 f6 24. gxf6 gxf6 25. Rhg1+ Kh8 26. Rdf1 Rf8 27. Nc4
Rdf7 28. Nxe5 fxe5 29. Rxf7 Rxf7 30. Rg5 h6 31. Bxe5+ Nxe5 32. Rxe5 Kh7 33. Rxe6
Qg8 34. e5+ Kh8 35. Rxh6+ Rh7+ 36. e6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.14"]
[White "Gaitan, Juan Manuel"]
[Black "Martinez, Daniel ARG"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "2007"]
[ECO "E10"]
[Opening "Queen's pawn game"]
[WhiteFideId "121657"]
[BlackFideId "122025"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Nc3 h6 8. Bh4
Re8 9. Bd3 Nbd7 10. O-O Nf8 11. h3 Be6 12. Rc1 c6 13. Bxf6 Bxf6 14. b4 Qd6 15.
b5 Bd7 16. e4 Bd8 17. bxc6 bxc6 18. exd5 cxd5 19. Ne5 Rb8 20. Qf3 Be6 21. Nb5
Rxb5 22. Bxb5 Re7 23. Nc6 Rb7 24. Nxd8 Qxd8 25. Bc6 Rb4 26. Rfd1 Ng6 27. Rc5 Ne7
28. Qc3 Qb6 29. Rc1 a6 30. a3 Rb2 31. Ba4 g6 32. Bc2 Kg7 33. Rc7 Nf5 34. Bxf5
Bxf5 35. Rc6 Qb5 36. Rc5 Qe2 37. Qg3 Qd2 38. Qe5+ Kh7 39. Rf1 Be6 40. Rc7 Qa5
41. Rfc1 Qd2 42. Qf6 h5 43. h4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.15"]
[White "Spata, German"]
[Black "Araoz, Claudio Alberto"]
[Result "1-0"]
[WhiteElo "2278"]
[BlackElo "1849"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "113026"]
[BlackFideId "107565"]
[EventDate "2012.07.04"]

1. Nf3 g6 2. c4 d6 3. d4 Bg7 4. g3 c5 5. Bg2 Nf6 6. O-O Na6 7. Nc3 O-O 8. e4
cxd4 9. Nxd4 Bg4 10. f3 Bd7 11. Be3 Qc8 12. Qe2 Nc5 13. Rac1 a6 14. b4 e5 15.
Nb3 Nxb3 16. axb3 Qd8 17. Rfd1 Ne8 18. c5 dxc5 19. Bxc5 Rc8 20. Nd5 Rxc5 21.
bxc5 Bb5 22. Qe3 Nc7 23. Bf1 Bxf1 24. Nxc7 Qxc7 25. Kxf1 Rc8 26. b4 Qc6 27. Qd3
Qe6 28. Qd7 Qc6 29. Qxc6 Rxc6 30. Rd8+ Bf8 31. Rd5 b6 32. Rxe5 bxc5 33. bxc5 Kg7
34. Ke2 Kf6 35. f4 h6 36. h4 Kg7 37. Kd3 f6 38. Rd5 Kf7 39. Kc4 h5 40. Rb1 Rc7
41. Rb6 Re7 42. e5 fxe5 43. fxe5 Bg7 44. e6+ Kf6 45. Rd7 Rxd7 46. exd7+ Ke7 47.
Rxg6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.16"]
[White "Maldonado, Marcos"]
[Black "Aparicio, Anibal"]
[Result "0-1"]
[BlackTitle "FM"]
[BlackElo "2223"]
[ECO "B24"]
[Opening "Sicilian"]
[Variation "closed"]
[BlackFideId "101133"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 d6 7. Qd2 Qd7 8. f4 Nge7
9. Nf3 b6 10. O-O O-O 11. Rae1 Bb7 12. Nh4 f5 13. Re2 Nd4 14. Ree1 Rae8 15. Nd1
Qa4 16. c3 Nb5 17. c4 Nd4 18. b3 Qd7 19. Kh1 d5 20. e5 Ndc6 21. Nf3 Rd8 22. Nb2
h6 23. h4 Qc8 24. Qe2 Nb4 25. a3 Nbc6 26. Rd1 Rd7 27. d4 Na5 28. dxc5 bxc5 29.
b4 cxb4 30. axb4 Nxc4 31. Nxc4 Ba6 32. Rf2 Bxc4 33. Qb2 Qb7 34. Nd4 Kf7 35. Rc1
Rc8 36. Rfc2 Rdc7 37. b5 Bd3 38. Rxc7 Rxc7 39. Rxc7 Qxc7 40. Qb4 Nc8 41. Nc6 Bf8
42. Bc5 Bxc5 43. Qxc5 Qb6 44. Qa3 Bxb5 45. Nb4 Ne7 46. h5 gxh5 47. Qf3 Kg6 48.
Nc2 Qc5 49. Ne3 Bd3 50. g4 hxg4 51. Nxg4 Be4 52. Qg3 Bxg2+ 53. Kxg2 fxg4 54.
Qxg4+ Kf7 55. Qh4 Qc2+ 56. Kf1 Qg6 57. Ke1 Nf5 58. Qd8 Ne7 59. f5 Qxf5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.17"]
[White "Guzman, Paola"]
[Black "Lujan, Carolina"]
[Result "0-1"]
[BlackTitle "IM"]
[BlackElo "2367"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "136450"]
[BlackFideId "109878"]
[EventDate "2012.07.04"]

1. d4 f5 2. Nf3 Nf6 3. c4 g6 4. Nc3 Bg7 5. g3 d6 6. Bg2 O-O 7. O-O Qe8 8. Re1
Qf7 9. d5 Ne4 10. Qc2 Nxc3 11. bxc3 Qf6 12. Nd4 Na6 13. Rb1 Nc5 14. f3 e5 15.
Nb3 Nd7 16. Be3 b6 17. Bf2 a5 18. Rbd1 h5 19. e4 f4 20. Qe2 g5 21. Nd2 fxg3 22.
hxg3 Qg6 23. Be3 Nf6 24. Rf1 Bd7 25. Rb1 Rf7 26. Rf2 Raf8 27. Rbf1 Qh6 28. Qd1
Qg6 29. Qe2 Re8 30. Qd3 Bf8 31. Re2 Ree7 32. f4 exf4 33. gxf4 gxf4 34. Bxf4 Ng4
35. Qg3 h4 36. Qxh4 Rh7 37. Qg5 Reg7 38. Qxg6 Rxg6 39. Nf3 Be7 40. Nh2 Rhg7 41.
Nxg4 Bxg4 42. Re3 Bc8 43. Rf2 Bh4 44. Rc2 Ba6 45. e5 Bxc4 46. exd6 Bxd5 47. dxc7
Rxg2+ 48. Rxg2 Rxg2+ 49. Kf1 Rf2+ 50. Kg1 Bb7 51. Bd6 Rd2 52. c8=Q+ Bxc8 53. Bc7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.18"]
[White "Roa, Carlos"]
[Black "Giampa, Alejandro"]
[Result "0-1"]
[BlackElo "2226"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[BlackFideId "108359"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 g6 3. d4 cxd4 4. Nxd4 Bg7 5. Nc3 Nc6 6. Be3 Nf6 7. Bc4 Qa5 8.
Nb3 Qb4 9. Nd2 Qxb2 10. Nb5 Ng4 11. Rb1 Nxe3 12. fxe3 Qe5 13. O-O O-O 14. c3 a6
15. Nd4 e6 16. Nxc6 dxc6 17. Rc1 b5 18. Bd3 Bb7 19. Qe2 c5 20. Nf3 Qc7 21. c4 b4
22. Qf2 Qe7 23. Qg3 Rad8 24. Bc2 a5 25. h4 h6 26. e5 Qc7 27. e4 Bc6 28. Rcd1
Rxd1 29. Rxd1 Rd8 30. Qf4 Rxd1+ 31. Bxd1 a4 32. Qe3 Be8 33. Qd3 Bxe5 34. Nxe5
Qxe5 35. Qd8 Qd4+ 36. Qxd4 cxd4 37. Kf2 e5 38. Ke2 Kf8 39. Kd2 Ke7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.19"]
[White "Cordero, Alfredo"]
[Black "Masdeu, Fernando"]
[Result "0-1"]
[WhiteTitle "FM"]
[WhiteElo "2137"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "104280"]
[EventDate "2012.07.04"]

1. Nf3 c5 2. e4 e6 3. d3 Nc6 4. c3 d5 5. Nbd2 e5 6. Be2 d4 7. O-O Nf6 8. Re1 Be7
9. Bf1 O-O 10. h3 b5 11. a4 b4 12. c4 Kh8 13. Nh2 Ng8 14. Ndf3 Be6 15. Bd2 Qc7
16. Kh1 f5 17. exf5 Bxf5 18. Bg5 Bd6 19. Bh4 Rae8 20. Bg3 Nf6 21. Ng5 e4 22.
Bxd6 Qxd6 23. dxe4 Bxe4 24. Bd3 Qf4 25. Nxe4 Nxe4 26. Bxe4 Rxe4 27. Qd3 Rfe8 28.
Rxe4 Qxe4 29. Qg3 d3 30. Nf3 Qxc4 31. Qd6 Nd4 32. Qd7 Qe6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.20"]
[White "Mansilla, Martin"]
[Black "Tokatlian, Gabriel"]
[Result "1-0"]
[WhiteElo "2037"]
[BlackElo "1947"]
[ECO "A38"]
[Opening "English"]
[Variation "symmetrical variation"]
[WhiteFideId "131865"]
[BlackFideId "123528"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 c5 3. g3 g6 4. Nc3 Bg7 5. Bg2 Nc6 6. O-O d6 7. d4 cxd4 8. Nxd4
Bd7 9. b3 O-O 10. Bb2 Nxd4 11. Qxd4 Bc6 12. Nd5 Ne8 13. Qd2 Bxb2 14. Qxb2 Nc7
15. e4 b5 16. Rac1 bxc4 17. Nxc7 Qxc7 18. Rxc4 Qb7 19. Rfc1 Rfc8 20. Bh3 Bd7 21.
Bxd7 Qxd7 22. Qd4 Rxc4 23. Qxc4 Qg4 24. Kg2 h5 25. h3 Qg5 26. Qd5 Qxd5 27. exd5
Kg7 28. Kf3 Kf6 29. Ke4 Rb8 30. Kd4 Rb5 31. Rc4 g5 32. b4 e6 33. dxe6 fxe6 34.
a4 Rb7 35. b5 Kf5 36. Rc8 Rb6 37. Rc6 Rb7 38. Rxd6 Rc7 39. a5 Rc1 40. b6 axb6
41. axb6 Rb1 42. Kc5 Ke5 43. Rd2 Rc1+ 44. Kb5 h4 45. gxh4 gxh4 46. b7 Rb1+ 47.
Kc6 Rc1+ 48. Kd7 Rb1 49. Kc8 Rc1+ 50. Kd8 Rb1 51. Rd7 Kf4 52. Rf7+ Ke4 53. Kc8
Rc1+ 54. Rc7 Rb1 55. b8=Q Rxb8+ 56. Kxb8 Kf3 57. Rg7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.21"]
[White "Fernandez, Maria Florencia"]
[Black "Garcia Ciuffani, Mirco"]
[Result "1-0"]
[WhiteElo "2150"]
[BlackElo "1764"]
[ECO "A54"]
[Opening "Old Indian"]
[Variation "Ukrainian variation"]
[WhiteFideId "116459"]
[BlackFideId "138118"]
[EventDate "2012.07.04"]

1. d4 d6 2. c4 e5 3. Nc3 Nf6 4. Bg5 Be7 5. Nf3 Nbd7 6. Qc2 c6 7. e4 Qa5 8. Bd2
Qc7 9. h3 Nf8 10. O-O-O Ne6 11. Be3 Bd7 12. c5 exd4 13. cxd6 Bxd6 14. Nxd4 Nxd4
15. Bxd4 Be5 16. Bc5 Qa5 17. Bd4 Be6 18. Bxe5 Qxe5 19. g3 Qc5 20. f4 Qe3+ 21.
Qd2 Qxd2+ 22. Rxd2 Rd8 23. Rxd8+ Kxd8 24. f5 Bc8 25. Bc4 Re8 26. Rd1+ Kc7 27.
Bxf7 Re7 28. Bb3 Rxe4 29. Nxe4 Nxe4 30. g4 Nf2 31. Rd2 Nxh3 32. Be6 Ng5 33. Bxc8
Kxc8 34. Kc2 Nf3 35. Rf2 Ne5 36. g5 Ng4 37. f6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.22"]
[White "Ferreyra, Gustavo"]
[Black "Torres, Sergio"]
[Result "0-1"]
[BlackElo "2130"]
[ECO "A04"]
[Opening "Reti opening"]
[BlackFideId "105740"]
[EventDate "2012.07.04"]

1. Nf3 d6 2. g3 e5 3. d3 f5 4. Bg2 Nf6 5. c4 c6 6. Nc3 Be7 7. O-O O-O 8. a3 a5
9. b3 Qe8 10. Bb2 Nh5 11. b4 f4 12. Ne4 Bf5 13. Nfd2 Nd7 14. bxa5 Ndf6 15. Bc3
Qd7 16. Nxf6+ Nxf6 17. Ne4 Bh3 18. c5 d5 19. Nxf6+ Rxf6 20. Bxe5 Rh6 21. Bxf4 g5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.23"]
[White "Benedetti, Antonella"]
[Black "Etchevest, Marcelo"]
[Result "1/2-1/2"]
[WhiteElo "2026"]
[BlackElo "1726"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "Grand Prix attack, Schofman variation"]
[WhiteFideId "170976"]
[BlackFideId "137464"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bc4 e6 6. f5 Ne5 7. Nxe5 Bxe5 8. Qf3
gxf5 9. d3 Qh4+ 10. g3 Qg4 11. Qxg4 fxg4 12. a4 Ne7 13. a5 Nc6 14. Bf4 Ke7 15.
Kd2 d6 16. Rhf1 Bd7 17. Bb5 h5 18. Rf2 Bd4 19. Rff1 Rag8 20. a6 b6 21. Ba4 Be5
22. Nb5 Bxf4+ 23. Rxf4 Ne5 24. Rf2 Bxb5 25. Bxb5 h4 26. c3 hxg3 27. hxg3 Rh3 28.
Rg2 Rgh8 29. Ke3 Rh2 30. Kf2 R8h6 31. Rg1 Nf3 32. Rxh2 Rxh2+ 33. Rg2 Rh1 34. Ke3
e5 35. Ba4 Re1+ 36. Kf2 Kf6 37. Bb5 Kg5 38. Bc4 Kf6 39. Bb5 Kg5 40. Bc4 f6 41.
Bb5 Rd1 42. Ke3 Re1+ 43. Kf2 Rb1 44. Ke3 Ne1 45. Rf2 Nf3 46. Rg2 Rc1 47. Bc4 Ra1
48. Bb5 Ra5 49. c4 Ra1 50. Kf2 Rd1 51. Ke3 Ra1 52. Kf2 Ra2 53. Ke3 Ra1 54. Ke2
Re1+ 55. Kf2 Kg6 56. Be8+ Kg5 57. Bb5 Kh6 58. Bd7 Kg5 59. Bb5 Rb1 60. Ke3 Rd1
61. Ba4 Rb1 62. Bd7 Rg1 63. Rxg1 Nxg1 64. Ba4 Nf3 65. Bd7 Nd4 66. Kf2 Nc2 67.
Ke2 Nb4 68. Bc8 Nc6 69. Ke3 Nb4 70. Ke2 Nc2 71. Bd7 Nd4+ 72. Ke3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.24"]
[White "Fluxa, Ismael"]
[Black "Figueroa, Jose Leonardo"]
[Result "0-1"]
[ECO "A65"]
[Opening "Benoni"]
[Variation "6.e4"]
[BlackFideId "116491"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. f3 Bg7 8. Be3 h5
9. Qd2 a6 10. a4 Qa5 11. Nb1 Qc7 12. a5 Nbd7 13. Na3 O-O 14. Rc1 b5 15. axb6
Qxb6 16. Nc4 Qb8 17. Ne2 Nb6 18. Nc3 Nxc4 19. Bxc4 Qb4 20. b3 Nd7 21. Na4 Qb8
22. f4 Nf6 23. Qd3 Re8 24. e5 Bf5 25. Qc3 dxe5 26. O-O Ne4 27. Qe1 exf4 28. Rxf4
Bd4 29. Rxf5 gxf5 30. Bxd4 cxd4 31. Qh4 Qe5 32. Qxh5 d3 33. Rf1 d2 34. Be2 Qxd5
35. Rxf5 Re5 36. Qg5+ Kf8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.25"]
[White "Jorge, Hector"]
[Black "Colautti, Marcela"]
[Result "0-1"]
[BlackElo "1973"]
[ECO "C15"]
[Opening "French"]
[Variation "Winawer (Nimzovich) variation"]
[BlackFideId "116440"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 Ne7 6. e5 h6 7. Qg4 Nf5 8. Bd3
g6 9. Ne2 c5 10. Nf4 Nc6 11. Bxf5 exf5 12. Qf3 Be6 13. Nxe6 fxe6 14. Qg3 Kf7 15.
dxc5 Qa5 16. Rb1 Rab8 17. O-O Qxc5 18. Re1 b6 19. Qh4 g5 20. Qa4 Qxc3 21. Bd2
Qc5 22. Bb4 Qc4 23. Qb3 Qa6 24. Bd6 Rbc8 25. Qh3 Qb7 26. Qh5+ Kg7 27. c3 Na5 28.
g4 f4 29. Qh3 Nc4 30. Qd3 Rc6 31. a4 Qf7 32. Qd4 h5 33. h3 hxg4 34. hxg4 Rh4 35.
f3 Qg6 36. Kg2 Qc2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.26"]
[White "Martyniuk, Carolina Milka"]
[Black "Guzman, Ezequiel"]
[Result "0-1"]
[WhiteElo "1955"]
[ECO "A13"]
[Opening "English opening"]
[WhiteFideId "109576"]
[EventDate "2012.07.04"]

1. c4 e6 2. g3 d5 3. Bg2 Nf6 4. Nf3 Bd6 5. Nc3 c6 6. b3 Nbd7 7. O-O a6 8. d4 b5
9. Qc2 Bb7 10. e4 b4 11. e5 bxc3 12. exd6 Qa5 13. b4 Qd8 14. c5 Ne4 15. Ne5 a5
16. Nxd7 Kxd7 17. f3 Nxd6 18. cxd6 axb4 19. Be3 Ra3 20. Rfb1 Qa5 21. Bc1 Ra4 22.
a3 Qa7 23. Kh1 Ra8 24. Rb3 Qxd4 25. Rab1 c5 26. axb4 cxb4 27. Ba3 Bc6 28. Rxb4
Qd2 29. Qxh7 Rxa3 30. Qxg7 c2 31. Qxf7+ Kxd6 32. Rf1 Qxb4 33. Bh3 Bd7 34. f4 Ra1
35. Qf6 Qe4+ 36. Kg1 Rxf1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.27"]
[White "Lahera, Carlos"]
[Black "Paolini, Claudio"]
[Result "0-1"]
[BlackElo "1915"]
[ECO "B84"]
[Opening "Sicilian"]
[Variation "Scheveningen (Paulsen), classical variation"]
[BlackFideId "129984"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 e6 7. Be3 Be7 8. f4
Qc7 9. O-O Bd7 10. Kh1 Nc6 11. Qe1 b5 12. a3 O-O 13. Qg3 Kh8 14. Rad1 b4 15.
axb4 Nxb4 16. e5 dxe5 17. fxe5 Nfd5 18. Bc1 Nxc3 19. bxc3 Nd5 20. c4 Nb6 21. Bd3
f5 22. Nf3 a5 23. Bg5 Rae8 24. Qh4 Bc8 25. Rb1 Bxg5 26. Nxg5 h6 27. Qh5 Kg8 28.
Rf3 hxg5 29. Rh3 Qxe5 30. Qh7+ Kf7 31. Rh6 Rh8 32. Qg6+ Ke7 33. Qxg5+ Kd7 34.
Rxh8 Rxh8 35. h3 Na4 36. c5 Nc3 37. Ra1 Ne4 38. Bxe4 Qxa1+ 39. Kh2 Qe5+ 40. Kh1
Rxh3+ 41. gxh3 Qxe4+ 42. Kh2 Qe5+ 43. Kg1 Qxc5+ 44. Kh2 Qxc2+ 45. Kg3 Qc3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.28"]
[White "D'Ascanio, Adolfo"]
[Black "Rautenberg, Raul"]
[Result "1-0"]
[WhiteElo "1906"]
[ECO "D53"]
[Opening "QGD"]
[Variation "4.Bg5 Be7"]
[WhiteFideId "136425"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bg5 Be7 5. cxd5 Nxd5 6. Bxe7 Qxe7 7. e4 Nxc3 8.
bxc3 O-O 9. Bd3 b6 10. Nf3 c5 11. O-O Ba6 12. Bxa6 Nxa6 13. Re1 cxd4 14. cxd4
Rac8 15. d5 e5 16. Qa4 Nc5 17. Qa3 Rc7 18. Rad1 Qd6 19. Qb2 Re7 20. Nh4 g6 21.
Re3 f5 22. exf5 gxf5 23. Rg3+ Kh8 24. Rg5 Ref7 25. Rh5 Kg8 26. Nf3 Nd7 27. Rg5+
Rg7 28. Rxg7+ Kxg7 29. Ng5 Rf6 30. Qe2 Rg6 31. h4 Nf6 32. Ne6+ Kf7 33. Qa6 Qd7
34. Qa3 Nxd5 35. Ng5+ Kg7 36. Rxd5 Qxd5 37. Qe7+ Kg8 38. Qxh7+ Kf8 39. Qxg6 e4
40. Qe6 Qxe6 41. Nxe6+ Kf7 42. Nd4 Kf6 43. Kf1 a6 44. Ke2 Ke5 45. Nb3 f4 46. Nd2
b5 47. g4 a5 48. h5 a4 49. h6 Kf6 50. g5+ Kg6 51. Nxe4 b4 52. Kd2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.29"]
[White "Lima, Joaquin"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[BlackElo "1899"]
[ECO "B00"]
[Opening "KP"]
[Variation "Nimzovich defence"]
[BlackFideId "130281"]
[EventDate "2012.07.04"]

1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. Nf3 Ng6 5. c4 Nf6 6. Nc3 Bb4 7. Bd3 Bxc3+ 8.
bxc3 d6 9. h3 b6 10. Bg5 h6 11. Be3 a5 12. a4 Qe7 13. g3 O-O 14. Qd2 Nh5 15.
Bxh6 Qf6 16. Be2 gxh6 17. Qxh6 Qh8 18. Qg5 Nf6 19. Nd2 Kg7 20. f4 exf4 21. gxf4
Qh6 22. h4 Qxg5 23. hxg5 Ng4 24. Rg1 Nh2 25. f5 Nf4 26. Nf1 Nxe2 27. Kxe2 Nxf1
28. Raxf1 Bd7 29. Ke3 Bxa4 30. Kf4 Rac8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.30"]
[White "Lima, Damian"]
[Black "Lopez Miller, Indalecio"]
[Result "0-1"]
[BlackElo "1894"]
[ECO "A57"]
[Opening "Benko gambit"]
[Variation "Zaitsev system"]
[BlackFideId "113859"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. Nc3 axb5 6. Nxb5 Ba6 7. Nc3 g6 8. g3
Bg7 9. Bg2 d6 10. e4 O-O 11. Nge2 Nbd7 12. f4 Qa5 13. Bd2 Rfb8 14. Rb1 Bd3 15.
Rc1 Rxb2 16. O-O Ng4 17. Rf3 Bxe2 18. Qxe2 Bxc3 19. Rfxc3 Qxa2 20. Rd1 Ndf6 21.
h3 Rxd2 22. Rxd2 Qa1+ 23. Rd1 Qxc3 24. hxg4 Qxg3 25. Qf3 Qxg4 26. e5 Qxf3 27.
Bxf3 Nd7 28. Bg4 Nb6 29. Bf3 Ra4 30. Rb1 Rb4 31. Ra1 Rxf4 32. Kg2 dxe5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.32"]
[White "Muniz, Roberto Anibal"]
[Black "Sosa, Carlos"]
[Result "1-0"]
[ECO "C01"]
[Opening "French"]
[Variation "exchange variation"]
[WhiteFideId "173347"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Bb4+ 5. Nc3 Qe7+ 6. Be2 dxc4 7. Nf3 Nf6 8.
O-O O-O 9. Bxc4 c6 10. Qd3 Qc7 11. Bg5 Nbd7 12. Bb3 h6 13. Bh4 Bd6 14. Rac1 Nh5
15. Rfe1 Ndf6 16. Bxf6 Nxf6 17. d5 Bg4 18. h3 Bh5 19. dxc6 bxc6 20. Nb5 Bg6 21.
Qxg6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.33"]
[White "Ennis Marcos, Alan"]
[Black "Moscato, Nestor Eduardo"]
[Result "1-0"]
[WhiteElo "1623"]
[ECO "A61"]
[Opening "Benoni defence"]
[WhiteFideId "136778"]
[BlackFideId "123501"]
[EventDate "2012.07.04"]

1. d4 c5 2. d5 Nf6 3. c4 e6 4. Nc3 exd5 5. cxd5 d6 6. Nf3 g6 7. Bf4 a6 8. a4 Bg7
9. e4 O-O 10. Nd2 Re8 11. Be2 c4 12. f3 Nh5 13. Be3 f5 14. O-O f4 15. Bf2 Qg5
16. Re1 Bh3 17. Bf1 Nd7 18. Nxc4 Ne5 19. Nxd6 Bxg2 20. Bxg2 Red8 21. Nxb7 Rab8
22. d6 Nxf3+ 23. Qxf3 Rxb7 24. e5 Rdb8 25. Qd5+ Kh8 26. e6 Qxd5 27. Bxd5 Rxb2
28. e7 Bxc3 29. d7 Bxe1 30. Bd4+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.34"]
[White "Martinez, Luciana"]
[Black "Gomez Borges, Ruben Alfredo"]
[Result "1-0"]
[WhiteElo "1488"]
[BlackElo "1849"]
[ECO "B00"]
[Opening "King's pawn opening"]
[WhiteFideId "125083"]
[BlackFideId "108324"]
[EventDate "2012.07.04"]

1. e4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.35"]
[White "Coronel, Nestor"]
[Black "Cespedes, Juan"]
[Result "1/2-1/2"]
[WhiteElo "1742"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "122572"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. Bg5 Nf6 5. Qd2 O-O 6. O-O-O c6 7. h3 Qc7 8. Bd3
e5 9. dxe5 dxe5 10. Bh6 Be6 11. Bxg7 Kxg7 12. Nf3 b5 13. Kb1 a6 14. Ng5 Bc8 15.
h4 c5 16. h5 Rd8 17. Nd5 Nxd5 18. exd5 Rh8 19. hxg6 fxg6 20. Ne6+ Bxe6 21. Qh6+
Kg8 22. dxe6 Qg7 23. Qxg7+ Kxg7 24. Be4 Ra7 25. Rd6 Kf6 26. Rhd1 Ke7 27. f3 Rc7
28. Kc1 g5 29. c3 h5 30. Bf5 Rf8 31. Bg6 h4 32. Bh5 Rc6 33. Rxc6 Nxc6 34. Bg4
Rd8 35. Rd7+ Rxd7 36. exd7 Kd6 37. Kd2 Nd8 38. Ke3 Kd5 39. Bf5 a5 40. b3 a4 41.
Bg4 axb3 42. axb3 c4 43. b4 Nf7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "4.36"]
[White "D'Ascanio, Florencia"]
[Black "Enciso, Franco"]
[Result "1/2-1/2"]
[BlackElo "1523"]
[ECO "A58"]
[Opening "Benko gambit accepted"]
[WhiteFideId "136433"]
[BlackFideId "126900"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nf3 d6 7. g3 Bxa6 8. Bg2
Bg7 9. Nc3 O-O 10. h3 Nbd7 11. Rb1 Nb6 12. O-O Nfd7 13. Re1 Nc4 14. Ne4 Qb6 15.
b3 Rfb8 16. Nfd2 Nxd2 17. Bxd2 Bb7 18. Nc3 Bxc3 19. Bxc3 Rxa2 20. e4 Ba6 21. Re3
Qc7 22. Ra1 Rxa1 23. Bxa1 c4 24. Qd4 Nf6 25. bxc4 Rb1+ 26. Kh2 Rc1 27. Qb2 Rxc4
28. Rc3 Rxc3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.1"]
[White "Tristan, Leonardo"]
[Black "Felgaer, Ruben"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2449"]
[BlackElo "2580"]
[ECO "D14"]
[Opening "QGD Slav"]
[Variation "exchange variation, 6.Bf4 Bf5"]
[WhiteFideId "113816"]
[BlackFideId "107069"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 Bf5 7. e3 e6 8. Bb5
Nd7 9. Qa4 Rc8 10. Bxc6 Rxc6 11. Qxa7 Qc8 12. Qa5 Ra6 13. Qc7 Qxc7 14. Bxc7 Bb4
15. O-O Bxc3 16. bxc3 Ke7 17. Ne5 Rc8 18. Nxd7 Rxc7 19. Nc5 Ra3 20. g4 Bg6 21.
h4 b6 22. h5 Bc2 23. Rfc1 Rxc3 24. Na6 R7c4 25. a4 Bd3 26. Rxc3 Rxc3 27. Nb4 Be2
28. g5 Rc4 29. Na6 Rc2 30. Nb4 Rc4 31. Na6 Rc8 32. Nb4 Bxh5 33. a5 bxa5 34. Rxa5
Rc7 35. Ra6 f6 36. gxf6+ gxf6 37. Rb6 Kf7 38. Nc6 Bg4 39. Nd8+ Ke7 40. Nc6+ Kd7
41. Nb8+ Ke8 42. Na6 Re7 43. Kg2 Bf5 44. f3 Kf7 45. Nc5 h5 46. Kg3 Kg6 47. Kh4
e5 48. e4 dxe4 49. fxe4 Bg4 50. d5 Rc7 51. Nd3 Kf7 52. Nf2 Rc4 53. Rb3 Rd4 54.
Re3 Kg6 55. Nxg4 hxg4 56. Kxg4 f5+ 57. Kf3 Kg5 58. exf5 Kxf5 59. Ra3 Rxd5 60.
Ke3 Rb5 61. Rc3 Rb4 62. Rc8 Rb3+ 63. Ke2 Kf4 64. Rf8+ Ke4 65. Ra8 Rb2+ 66. Ke1
Rb3 67. Ke2 Rb2+ 68. Ke1 Kf4 69. Ra4+ e4 70. Ra3 Rb5 71. Ke2 Rh5 72. Rb3 Rh2+
73. Ke1 Ra2 74. Rc3 Ke5 75. Rb3 Kd4 76. Rh3 e3 77. Rh8 Ke4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.2"]
[White "Lemos, Damian"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2545"]
[BlackElo "2424"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "113581"]
[BlackFideId "116807"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nf6 3. c4 e6 4. Nc3 dxc4 5. e3 a6 6. a4 c5 7. Bxc4 Nc6 8. O-O
Be7 9. Ne5 cxd4 10. Nxc6 bxc6 11. exd4 a5 12. Qf3 Nd5 13. Ne4 O-O 14. Rd1 Ba6
15. b3 Nb4 16. Rb1 Re8 17. Bf4 Nd5 18. Be5 Ra7 19. Rbc1 Rf8 20. Qe2 Bxc4 21.
bxc4 Nf6 22. Rb1 Nxe4 23. Qxe4 Qd7 24. Rb6 Rc8 25. Rdb1 Bd8 26. R6b3 Bc7 27. h3
h6 28. Rg3 f5 29. Qf4 Bxe5 30. Qxe5 Rd8 31. Re3 Qd6 32. Qxe6+ Qxe6 33. Rxe6 Rxd4
34. Rxc6 Rd2 35. Rc5 Ra2 36. Rxf5 Rxa4 37. Rc5 Rb4 38. Rxb4 axb4 39. Rb5 Ra1+
40. Kh2 Rb1 41. c5 Rc1 42. Rxb4 Rxc5 43. h4 h5 44. Kg3 Kh7 45. Rb6 Rc3+ 46. f3
Rc4 47. Re6 Ra4 48. Re5 Kh6 49. Re4 Ra2 50. Re6+ Kh7 51. Re3 Kh6 52. Rb3 Rc2 53.
Rd3 Ra2 54. f4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.3"]
[White "Mareco, Sandro"]
[Black "Julia, Ernesto"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2586"]
[BlackElo "2359"]
[ECO "E06"]
[Opening "Catalan"]
[Variation "closed, 5.Nf3"]
[WhiteFideId "112275"]
[BlackFideId "101150"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 Nbd7 12. Ba5 Ra7 13. Qe3 Qb8 14. Rc1 Rc8 15.
Nbd2 Bd5 16. b4 Bd6 17. Bh3 Nb6 18. Ne5 Bxe5 19. dxe5 Nfd7 20. Bg2 Bxg2 21. Bxb6
cxb6 22. Kxg2 Rac7 23. Rxc7 Qxc7 24. f4 Qc6+ 25. Kf2 Qd5 26. Nf3 h6 27. a3 Rc4
28. Ra2 Qc6 29. Rd2 Rc3 30. Qd4 Nf8 31. Qd8 Qe4 32. Qxb6 Rxa3 33. Rd8 Qxb4 34.
Qd6 Qxd6 35. exd6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.4"]
[White "Alonso, Salvador"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2516"]
[BlackElo "2283"]
[ECO "C07"]
[Opening "French"]
[Variation "Tarrasch, open variation"]
[WhiteFideId "105198"]
[BlackFideId "121657"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nd2 c5 4. Ngf3 Nf6 5. e5 Nfd7 6. c3 b6 7. Bd3 Be7 8. O-O
Ba6 9. Ne1 Bxd3 10. Nxd3 Nc6 11. Qg4 g5 12. Qh5 cxd4 13. Nf3 dxc3 14. Nxg5 Bxg5
15. Bxg5 Qc7 16. Nf4 Nf8 17. Bf6 Ng6 18. Nxg6 fxg6 19. Qh3 Kd7 20. bxc3 Rhe8 21.
c4 dxc4 22. Qxh7+ Kc8 23. Qxg6 Kb7 24. Qe4 b5 25. Rab1 Qb6 26. a4 a6 27. Rfd1
Rac8 28. axb5 axb5 29. Bg5 c3 30. Rdc1 Qa5 31. Rb3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.5"]
[White "Mahia, Gustavo"]
[Black "Perez Ponsa, Federico"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2401"]
[BlackElo "2489"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "100439"]
[BlackFideId "117927"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nf3 g6 3. Nc3 Bg7 4. g3 O-O 5. Bg2 d6 6. O-O e5 7. d3 a5 8. Rb1 Re8
9. b3 h6 10. Bb2 Be6 11. e4 c6 12. d4 exd4 13. Nxd4 Bg4 14. f3 Bc8 15. Qd2 d5
16. exd5 cxd5 17. c5 Bd7 18. Ncb5 b6 19. cxb6 Qxb6 20. a4 Na6 21. Kh1 Nc7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.6"]
[White "Aparicio, Anibal"]
[Black "Claverie, Raul"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2223"]
[BlackElo "2467"]
[ECO "A40"]
[Opening "Queen's pawn"]
[WhiteFideId "101133"]
[BlackFideId "110833"]
[EventDate "2012.07.04"]

1. d4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.7"]
[White "Lorenzini, Martin"]
[Black "Benedetti, Julio"]
[Result "1-0"]
[WhiteElo "2466"]
[BlackElo "2090"]
[ECO "C64"]
[Opening "Ruy Lopez"]
[Variation "classical defence, 4.c3"]
[WhiteFideId "105570"]
[BlackFideId "172545"]
[EventDate "2012.07.04"]

1. e4 Nc6 2. Bb5 e5 3. Nf3 Bc5 4. c3 Nge7 5. O-O Bb6 6. Na3 O-O 7. Nc4 d6 8. a4
d5 9. exd5 Qxd5 10. Ne3 Bxe3 11. dxe3 Qe6 12. e4 Qg6 13. Nd2 f5 14. exf5 Bxf5
15. Qf3 Kh8 16. Re1 Bg4 17. Qe4 Qf6 18. f3 Bf5 19. Qe2 Rad8 20. Ne4 Qg6 21. Ng3
a6 22. Nxf5 Qxf5 23. Bc4 Nc8 24. Bb3 Nd6 25. Bc2 Qf6 26. Be3 Rfe8 27. Bf2 b5 28.
axb5 axb5 29. Ra6 Nb8 30. Ra7 Rc8 31. Qd3 g6 32. h3 b4 33. Ba4 Red8 34. Qe2 bxc3
35. bxc3 Nf7 36. Kh1 Rd6 37. Bc5 Ra6 38. Qc4 Rxa7 39. Bxa7 Qa6 40. Qxf7 Qxa4 41.
Qf6+ Kg8 42. Qe6+ Kg7 43. Qxe5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.8"]
[White "Slipak, Sergio"]
[Black "Spata, German"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2444"]
[BlackElo "2278"]
[ECO "D15"]
[Opening "QGD Slav"]
[Variation "4.Nc3"]
[WhiteFideId "100250"]
[BlackFideId "113026"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 g6 6. Bf4 Bg7 7. e3 a5 8. Be2 O-O
9. O-O Na6 10. Ne5 Nb4 11. Rc1 Nd7 12. cxd5 Nxe5 13. Bxe5 Bxe5 14. dxe5 cxd5 15.
f4 Qb6 16. Qd4 Qxd4 17. exd4 Bd7 18. g4 f6 19. Kg2 Rac8 20. Kg3 f5 21. h3 Rc7
22. gxf5 Bxf5 23. Nb5 Rxc1 24. Rxc1 Bc2 25. Nc3 Bb3 26. Bg4 Rd8 27. Kf3 Nd3 28.
Rg1 Kh8 29. Ke3 Nb4 30. f5 Nc2+ 31. Kd3 Nb4+ 32. Kd2 Nd3 33. Ke3 Nb4 34. Kd2 Nc6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.9"]
[White "Tobares, Leandro"]
[Black "Pierrot, Facundo"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2242"]
[BlackElo "2442"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "106402"]
[BlackFideId "103250"]
[EventDate "2012.07.04"]

1. Nf3 c5 2. g3 g6 3. Bg2 Bg7 4. O-O Nc6 5. e4 d6 6. c3 e5 7. Na3 Nge7 8. Nc2
Qb6 9. b3 O-O 10. Bb2 f5 11. exf5 Nxf5 12. Ne3 Kh8 13. c4 Bd7 14. Ng5 Rae8 15.
Ne4 Qd8 16. Nxf5 Bxf5 17. d3 Qd7 18. Qd2 b6 19. Bc3 Be6 20. b4 cxb4 21. Bxb4
Nxb4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.10"]
[White "Vaquero, Diego Javier"]
[Black "Dolezal, Cristian"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2089"]
[BlackElo "2437"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "123536"]
[BlackFideId "103560"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. Bc4 c6 4. Bb3 d5 5. exd5 cxd5 6. Nf3 Nc6 7. O-O Nf6 8. Re1
O-O 9. c3 Bf5 10. Nbd2 Rc8 11. Nf1 Na5 12. Ng3 Bd7 13. Ne5 Bb5 14. Ba4 Bxa4 15.
Qxa4 a6 16. Qd1 Nc4 17. Nd3 Nd7 18. Bg5 f6 19. Bc1 e5 20. dxe5 fxe5 21. Nb4 Ndb6
22. Qg4 Qf6 23. Re2 Qf7 24. Nc2 Nd6 25. h4 Rc4 26. Qg5 Ne4 27. Nxe4 Rxe4 28. Qd2
Rxh4 29. Qd3 Rh5 30. Be3 Nc4 31. Nb4 e4 32. Qc2 a5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.11"]
[White "Herman, Diego"]
[Black "Ricardi, Pablo"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2193"]
[BlackElo "2500"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "104833"]
[BlackFideId "100242"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. a3 Nf6 4. Nc3 g6 5. b4 Bg7 6. Bb5+ Bd7 7. Qe2 O-O 8. bxc5
dxc5 9. Rb1 Nc6 10. O-O Nh5 11. Re1 Rc8 12. Nd1 Nf4 13. Qf1 Bg4 14. d4 Bxf3 15.
Bxf4 Bxd1 16. Rexd1 cxd4 17. c3 e5 18. Be3 Qd6 19. Bxc6 bxc6 20. Qa6 Rfd8 21.
Rb7 c5 22. Qc4 Rd7 23. Rxd7 Qxd7 24. Bc1 Qb7 25. f3 Bf8 26. Bg5 h6 27. Bd2 Rb8
28. cxd4 cxd4 29. f4 Qxe4 30. fxe5 Qxe5 31. Rf1 Rb7 32. Qc8 Qb8 33. Qc1 Kh7 34.
Bf4 Qd8 35. Be5 Bg7 36. Qc6 Qd7 37. Qxd7 Rxd7 38. Bxg7 Kxg7 39. Kf2 Rb7 40. Rd1
Rb2+ 41. Kg1 Ra2 42. Rxd4 Rxa3 43. Rd6 Ra2 44. h3 h5 45. Kh2 h4 46. Rc6 g5 47.
Kg1 f6 48. Kh2 Kg6 49. Rc5 a5 50. Kg1 a4 51. Ra5 a3 52. Rc5 Rb2 53. Ra5 a2 54.
Kh2 Kf7 55. Ra6 Ke7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.12"]
[White "Lujan, Carolina"]
[Black "Mansilla, Martin"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2367"]
[BlackElo "2037"]
[ECO "B10"]
[Opening "Caro-Kann defence"]
[WhiteFideId "109878"]
[BlackFideId "131865"]
[EventDate "2012.07.04"]

1. e4 c6 2. Nf3 d5 3. exd5 cxd5 4. Ne5 Nf6 5. d4 g6 6. Bb5+ Nbd7 7. O-O Bg7 8.
h3 O-O 9. Nc3 a6 10. Ba4 Nb6 11. Bb3 Bf5 12. g4 Bd7 13. f4 e6 14. g5 Ne8 15. Ne2
f6 16. Nd3 Nd6 17. c3 Nbc4 18. Ng3 b5 19. h4 Rc8 20. Qf3 Bc6 21. Qg2 Nf5 22.
Nxf5 exf5 23. h5 fxg5 24. fxg5 Re8 25. Bf4 Re4 26. Rae1 Qe7 27. Ne5 Nxe5 28.
Rxe4 Nf3+ 29. Qxf3 fxe4 30. Qh3 Re8 31. h6 Bf8 32. Qg3 Qe6 33. Be5 Be7 34. Rf4
Rf8 35. Rxe4 Qf5 36. Re1 Qxg5 37. Qxg5 Bxg5 38. Bg7 Rf7 39. Bxd5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.13"]
[White "Masdeu, Fernando"]
[Black "Filgueira, Hernan"]
[Result "0-1"]
[BlackTitle "IM"]
[BlackElo "2308"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Ufimtsev-Pytel variation"]
[BlackFideId "101770"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. f4 Qa5 5. Bd2 e5 6. fxe5 dxe5 7. dxe5 Ng4 8. Be2
Nxe5 9. Nf3 Qc7 10. Nxe5 Qxe5 11. O-O Bd6 12. Bf4 Qc5+ 13. Kh1 Bxf4 14. Rxf4 Qe5
15. Qd2 Be6 16. Raf1 h5 17. R4f3 h4 18. Qf4 Nd7 19. b3 Qxf4 20. Rxf4 Ne5 21. Rd1
Ke7 22. Kg1 h3 23. g3 Rad8 24. Rff1 g5 25. Kf2 Bg4 26. Rh1 Be6 27. Rhf1 Bg4 28.
Rh1 Rdf8 29. Rdf1 Be6 30. Ke3 b5 31. Bd1 Rd8 32. Be2 Rhf8 33. Rd1 Rde8 34. Rhf1
a5 35. a4 b4 36. Nb1 Rd8 37. Nd2 Rd6 38. Rfe1 Rfd8 39. Nf1 c5 40. Rxd6 Rxd6 41.
Rd1 Rc6 42. Nd2 f6 43. Bf3 c4 44. Be2 cxb3 45. Nxb3 Rxc2 46. Nxa5 b3 47. Rb1 b2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.14"]
[White "Sanchez, Christian"]
[Black "Giampa, Alejandro"]
[Result "1/2-1/2"]
[WhiteElo "2032"]
[BlackElo "2226"]
[ECO "B26"]
[Opening "Sicilian"]
[Variation "closed, 6.Be3"]
[WhiteFideId "116009"]
[BlackFideId "108359"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 g6 3. g3 Bg7 4. Bg2 Nc6 5. d3 d6 6. Be3 e5 7. Nge2 Nge7 8. O-O
Be6 9. h3 O-O 10. f4 Nd4 11. g4 exf4 12. Nxf4 Rb8 13. Ncd5 b5 14. c3 Ndc6 15. d4
cxd4 16. cxd4 Na5 17. b3 Bd7 18. Qd2 Nac6 19. Rac1 Rc8 20. Ne2 Nxd5 21. exd5 Ne7
22. Qb4 Qb6 23. Bf4 Rxc1 24. Rxc1 Nc8 25. Qd2 Re8 26. b4 Qd8 27. Qd3 Bf6 28. Rf1
Bg5 29. Qf3 Bxf4 30. Nxf4 Nb6 31. Nd3 Qe7 32. Re1 Qg5 33. Rxe8+ Bxe8 34. Qe4 Kf8
35. Nf4 Qe7 36. Qxe7+ Kxe7 37. Kf2 h6 38. h4 g5 39. hxg5 hxg5 40. Ne2 Bd7 41.
Bf3 f5 42. gxf5 Bxf5 43. Nc3 a6 44. Bd1 Kf6 45. Kg3 Bd3 46. Bg4 Bf5 47. Bd1 Ke7
48. Bg4 Kf6 49. Bd1 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.15"]
[White "Colautti, Marcela"]
[Black "Barrionuevo, Pablo"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "1973"]
[BlackElo "2318"]
[ECO "E00"]
[Opening "Queen's pawn game"]
[WhiteFideId "116440"]
[BlackFideId "110566"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. a3 c5 4. d5 exd5 5. cxd5 d6 6. Nc3 g6 7. Bg5 Bg7 8. Nf3 h6
9. Bh4 g5 10. Bg3 Nh5 11. e3 Nxg3 12. hxg3 a6 13. a4 Nd7 14. Bc4 Qe7 15. Qc2 Rb8
16. Ra3 Nb6 17. a5 Nxc4 18. Qa4+ b5 19. axb6+ Kf8 20. Qxc4 Rxb6 21. Rb3 Qb7 22.
Nd2 Rb4 23. Rxb4 cxb4 24. Nce4 Ke7 25. O-O f5 26. Nc5 dxc5 27. Qxc5+ Kf7 28. Nc4
Kg6 29. Nd6 Qe7 30. Qc6 Bd7 31. Nxf5+ Kxf5 32. e4+ Kg4 33. f3+ Kxg3 34. Qb6 Bf8
35. Qf2+ Kf4 36. g3+ Ke5 37. f4+ Kxe4 38. Re1+ Kxd5 39. Qf3+ Kd6 40. Qd3+ Kc7
41. Rxe7 Bxe7 42. Qd4 Rc8 43. Qa7+ Kd8 44. Qb6+ Rc7 45. Qg6 Rc6 46. Qe4 gxf4 47.
gxf4 Bc5+ 48. Kh2 Re6 49. Qa8+ Ke7 50. Qh8 Re2+ 51. Kg3 Re3+ 52. Kh2 Re2+ 53.
Kg3 Re6 54. Qh7+ Kd6 55. Qd3+ Kc7 56. Qc4 Kb6 57. Qd5 Rd6 58. Qa8 Bc6 59. Qb8+
Bb7 60. f5 Rd4 61. Qg8 Bd6+ 62. Kh3 Rd3+ 63. Kh4 Be7+ 64. Kh5 Bf3+ 65. Kg6 Rd6+
66. Kh7 Bb7 67. Qg1+ Kc6 68. Qg2+ Kc7 69. Qe2 Kd7 70. Qg4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.16"]
[White "Pichot, Alan"]
[Black "Paolini, Claudio"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2287"]
[BlackElo "1915"]
[ECO "B72"]
[Opening "Sicilian"]
[Variation "dragon, classical attack"]
[WhiteFideId "110973"]
[BlackFideId "129984"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be2 Bg7 7. Be3 Bd7 8. g4
Bc6 9. f3 O-O 10. Qd2 Nbd7 11. h4 h5 12. gxh5 Nxh5 13. O-O-O Kh7 14. Rdg1 Rc8
15. f4 Ndf6 16. Bf3 Qc7 17. f5 Be8 18. Nd5 Nxd5 19. exd5 Rg8 20. fxg6+ fxg6 21.
Bxh5 gxh5 22. Qd3+ Kh8 23. Ne6 Bb5 24. Qf5 Bxb2+ 25. Kd1 Rxg1+ 26. Rxg1 Be2+ 27.
Kxe2 Qc4+ 28. Kd1 Qxh4 29. Ng5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.17"]
[White "Negri, Santiago"]
[Black "D'Ascanio, Adolfo"]
[Result "1-0"]
[WhiteElo "2188"]
[BlackElo "1906"]
[ECO "E12"]
[Opening "Queen's Indian"]
[Variation "Petrosian system"]
[WhiteFideId "109940"]
[BlackFideId "136425"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. c4 b6 4. a3 Bb7 5. Nc3 d5 6. cxd5 exd5 7. g3 Be7 8. Qa4+
Qd7 9. Qc2 O-O 10. Bg2 c5 11. O-O Nc6 12. Rd1 c4 13. Ne5 Qd8 14. e4 Na5 15. Bg5
dxe4 16. d5 Ne8 17. Nc6 Bxc6 18. dxc6 Nd6 19. Nxe4 Nb3 20. Rab1 Bxg5 21. Rxd6
Qe7 22. Rd7 Qe5 23. f4 Bxf4 24. gxf4 Qxf4 25. Qxc4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.18"]
[White "Bianchi, Augusto"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[WhiteElo "1899"]
[BlackElo "2150"]
[ECO "B08"]
[Opening "Pirc"]
[Variation "classical (two knights) system"]
[WhiteFideId "130281"]
[BlackFideId "116459"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Bc4 O-O 6. Qe2 c6 7. e5 dxe5 8. dxe5
Nd5 9. Bd2 Na6 10. O-O Bg4 11. Rad1 Nac7 12. Rfe1 Ne6 13. Nxd5 cxd5 14. Bc1 Nc7
15. h3 Be6 16. Ng5 Qd7 17. Qf3 Qc6 18. Bb3 a5 19. a4 Rad8 20. Nxe6 fxe6 21. Qg4
Rf5 22. f4 Rdf8 23. h4 Na6 24. Qe2 Nc5 25. Qb5 Qc7 26. g3 Kh8 27. Be3 Ne4 28.
Kg2 Nxg3 29. Kxg3 Bxe5 30. Bb6 Bxf4+ 31. Kg2 Qb8 32. Rxe6 Bh6 33. Bd4+ Bg7 34.
Bxg7+ Kxg7 35. Rxe7+ Kh6 36. Rd2 Rf3 37. Rxh7+ Kxh7 38. Qd7+ R8f7 39. Qg4 Qf8
40. Qd4 R7f4 41. Qxd5 Rg4+ 42. Kh1 Rh3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.19"]
[White "Torres, Sergio"]
[Black "Lopez Miller, Indalecio"]
[Result "1/2-1/2"]
[WhiteElo "2130"]
[BlackElo "1894"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "105740"]
[BlackFideId "113859"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. Bc4 Nf6 4. Qe2 Nc6 5. c3 e6 6. d4 cxd4 7. cxd4 d5 8. exd5
Nxd5 9. Nc3 Bb4 10. Bd2 O-O 11. a3 Bxc3 12. bxc3 Qd6 13. O-O b6 14. Bd3 Bb7 15.
Qe4 Nf6 16. Qh4 Ne7 17. Ne5 Ng6 18. Bxg6 hxg6 19. Bg5 Qd5 20. f3 Nh7 21. Be7
Rfe8 22. c4 Qa5 23. Bb4 Qa4 24. Rfe1 Rad8 25. Re3 Qc2 26. Rae1 Qf5 27. d5 Nf6
28. g4 Qf4 29. Bd2 Qd4 30. Bc3 Qf4 31. dxe6 Rxe6 32. Nxg6 fxg6 33. Rxe6 Qxf3 34.
Qg3 Qh1+ 35. Kf2 Nxg4+ 36. Qxg4 Qxh2+ 37. Ke3 Qh6+ 38. Qf4 Qh3+ 39. Kf2 Qg2+ 40.
Ke3 Qh3+ 41. Kf2 Qg2+ 42. Ke3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.20"]
[White "Martinez De Negri, Gonzalo"]
[Black "Muniz, Roberto Anibal"]
[Result "1-0"]
[WhiteElo "2093"]
[ECO "B89"]
[Opening "Sicilian"]
[Variation "Sozin, 7.Be3"]
[WhiteFideId "106593"]
[BlackFideId "173347"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Nc3 d6 6. Be3 Nf6 7. Bc4 Qc7 8. Qe2
a6 9. Bb3 Be7 10. O-O-O b5 11. Rdg1 Na5 12. f3 Nxb3+ 13. Nxb3 Bb7 14. g4 Nd7 15.
Qf2 Nc5 16. Nd4 Rc8 17. Kb1 b4 18. Nce2 g6 19. Rc1 e5 20. Nb3 a5 21. Nxc5 dxc5
22. c4 a4 23. h4 Rd8 24. h5 O-O 25. Qh2 Qd6 26. Rcd1 Qxd1+ 27. Rxd1 Rxd1+ 28.
Kc2 Rfd8 29. Qxe5 Bf8 30. Nf4 b3+ 31. axb3 axb3+ 32. Kxb3 R8d3+ 33. Nxd3 Rxd3+
34. Kc2 Rxe3 35. Qf4 Re2+ 36. Kb3 Bc8 37. h6 Be6 38. g5 Re1 39. Kc3 Ra1 40. b3
Ra8 41. Qe5 Re8 42. Qf6 Bd7 43. Kc2 Re6 44. Qd8 Bc6 45. Qc8 Be8 46. Kd3 Bd6 47.
Ke3 Bh2 48. Kf2 Bf4 49. Qxc5 Re5 50. Qd4 f6 51. gxf6 Kf7 52. b4 Kxf6 53. b5 Kg5
54. Qd8+ Kh5 55. Qc8 Kxh6 56. b6 Bf7 57. Qf8+ Kg5 58. Qxf7 Ra5 59. c5 Ra3 60. c6
Be3+ 61. Kg3 Ra1 62. Qe7+ Kh6 63. c7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.21"]
[White "Figueroa, Jose Leonardo"]
[Black "Villanueva, Maria Belen"]
[Result "1-0"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical, 6.h4"]
[WhiteFideId "116491"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nh3 Nf6 8. Nf4
Bh7 9. Bc4 Nd5 10. O-O e6 11. Re1 Nxf4 12. Bxf4 Qxh4 13. Qe2 Qxf4 14. Bxe6 fxe6
15. Qxe6+ Kd8 16. Qe8+ Kc7 17. d5 cxd5 18. Ne2 Qxf2+ 19. Kxf2 Bc5+ 20. Nd4 Bxd4+
21. Kg3 Rxe8 22. Rxe8 a5 23. Rd1 Bf6 24. Rxd5 Ra6 25. c3 Bg6 26. Re2 Bf7 27.
Rc5+ Rc6 28. Rxa5 Kb6 29. Ra8 Na6 30. a3 Rd6 31. Rf8 Bb3 32. Rfe8 Bg5 33. R8e4
Rd3+ 34. Kh2 Bd5 35. Rg4 Nc5 36. a4 Bb3 37. Rb4+ Kc6 38. a5 Bf4+ 39. Rxf4 b6 40.
axb6 Kxb6 41. Rf8 Rd7 42. Rf4 Kc6 43. Rf5 Rb7 44. Re8 Kd7 45. Re2 Nd3 46. Rd2
Ke6 47. Rf3 Bc4 48. b4 Rc7 49. Rdxd3 Bxd3 50. Rxd3 Rc4 51. Kg3 g6 52. Kf3 h5 53.
Ke3 Ke5 54. Kd2 Rg4 55. g3 g5 56. Kc2 h4 57. gxh4 gxh4 58. Rd8 h3 59. Rh8 Rg2+
60. Kb3 h2 61. b5 Kd6 62. Kb4 Kc7 63. Rh6 Kb7 64. c4 Rf2 65. Kc5 Rf5+ 66. Kd4
Rf2 67. c5 Rb2 68. Rh7+ Kc8 69. Kc4 Rd2 70. c6 Rc2+ 71. Kb4 Re2 72. Kc5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.22"]
[White "Martinez, Daniel ARG"]
[Black "Maldonado, Marcos"]
[Result "1-0"]
[WhiteElo "2007"]
[ECO "C44"]
[Opening "Scotch gambit"]
[Variation "Benima defence"]
[WhiteFideId "122025"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d4 exd4 5. c3 Bf6 6. O-O d3 7. e5 Be7 8. Qb3
Na5 9. Bxf7+ Kf8 10. Qa4 Kxf7 11. Qxa5 g6 12. Qd5+ Kg7 13. Qxd3 d6 14. Bf4 Bf5
15. Qd4 dxe5 16. Qxe5+ Nf6 17. Qxc7 Qxc7 18. Bxc7 Rhf8 19. Nbd2 Rae8 20. Nd4 Bd7
21. N2f3 Bc5 22. Rfe1 Bg4 23. Be5 h6 24. h3 Bxf3 25. Nxf3 Kf7 26. Bxf6 Kxf6 27.
Rxe8 Rxe8 28. Re1 Rd8 29. g3 a5 30. Re2 Rd1+ 31. Kg2 a4 32. a3 Ra1 33. Ne1 Ra2
34. Kf3 b5 35. Nd3 Bd6 36. Re1 Bxa3 37. bxa3 Rxa3 38. Rc1 Rb3 39. Nb4 Rb2 40.
Ke3 g5 41. Rc2 Rb1 42. Kd4 Kf5 43. Re2 a3 44. Ra2 Rb2 45. g4+ Kg6 46. Kc5 Rb3
47. Kd4 Rb2 48. Rxa3 Rxf2 49. Ra6+ Kg7 50. Re6 Rf8 51. Re3 Rc8 52. Nc2 Rc4+ 53.
Kd3 Rc5 54. Nd4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.23"]
[White "Araoz, Claudio Alberto"]
[Black "Rodriguez, Federico"]
[Result "1-0"]
[WhiteElo "1849"]
[BlackElo "1981"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "107565"]
[BlackFideId "122084"]
[EventDate "2012.07.04"]

1. d4 f5 2. Bf4 g6 3. Nf3 d6 4. Nc3 Bg7 5. Qd2 c6 6. e4 Nf6 7. Bd3 fxe4 8. Nxe4
O-O 9. Ng3 Nbd7 10. O-O-O b5 11. h4 b4 12. h5 Qa5 13. Kb1 Nd5 14. Bc4 Nb6 15.
Bb3 e6 16. Bxd6 Rd8 17. Be5 Ba6 18. hxg6 Nc4 19. gxh7+ Kf7 20. Qg5 Nxe5 21.
Nxe5+ Bxe5 22. dxe5 Rh8 23. Bxd5 cxd5 24. Qf6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.24"]
[White "Guzman, Ezequiel"]
[Black "Benedetti, Antonella"]
[Result "0-1"]
[BlackElo "2026"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[BlackFideId "170976"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. d5 e5 5. dxe6 fxe6 6. Nc3 e5 7. Bg5 Be7 8. e4
O-O 9. Be2 Kh8 10. h4 Nc5 11. Nd2 Ne6 12. g4 c6 13. Be3 d5 14. g5 d4 15. gxf6
Bxf6 16. Nf3 dxe3 17. fxe3 Qb6 18. Qc1 Nc5 19. Qc2 Rd8 20. Rd1 Be6 21. Rxd8+
Rxd8 22. Kf2 Rf8 23. Kg3 Bf7 24. b3 Ne6 25. Nd1 Rd8 26. Qc3 Bg6 27. Nf2 Nc5 28.
Qc2 Nxe4+ 29. Nxe4 Qxe3 30. Rd1 Rxd1 31. Qxd1 Qxe4 32. Qd7 h5 33. Bd1 Qf4+ 34.
Kg2 e4 35. Qc8+ Kh7 36. Ng5+ Bxg5 37. hxg5 Qd2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.25"]
[White "Ennis Marcos, Alan"]
[Black "Cordero, Alfredo"]
[Result "1-0"]
[BlackTitle "FM"]
[WhiteElo "1623"]
[BlackElo "2137"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "136778"]
[BlackFideId "104280"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Bd3 Nbd7 8.
Nge2 c6 9. Qc2 h6 10. Bf4 Re8 11. O-O-O b5 12. Nxb5 Qb6 13. Nc7 Bb7 14. Nxe8
Rxe8 15. Rhg1 a5 16. h3 c5 17. Kb1 c4 18. Bf5 Nf8 19. h4 g6 20. Bh3 h5 21. Bg5
N8h7 22. Nf4 Nxg5 23. hxg5 Ne4 24. g4 Nxg5 25. gxh5 Nxh3 26. Nxh3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.26"]
[White "Tokatlian, Gabriel"]
[Black "Roa, Carlos"]
[Result "1-0"]
[WhiteElo "1947"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "123528"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 d6 3. f4 Nc6 4. Nf3 e6 5. Bb5 Bd7 6. O-O a6 7. Bxc6 Bxc6 8. f5
e5 9. Qe1 Nf6 10. d3 Be7 11. Qg3 Rg8 12. Qh4 h6 13. Qf2 Qc7 14. a4 b6 15. h3
O-O-O 16. Be3 g5 17. fxg6 Rxg6 18. Nh4 Ng4 19. hxg4 Rxg4 20. Nf5 Rdg8 21. g3 Bh4
22. Nxh4 Rxh4 23. Kg2 Qd7 24. Qf5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.27"]
[White "Etchevest, Marcelo"]
[Black "Guzman, Paola"]
[Result "1-0"]
[WhiteElo "1726"]
[ECO "C01"]
[Opening "French"]
[Variation "exchange variation"]
[WhiteFideId "137464"]
[BlackFideId "136450"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 dxc4 5. Bxc4 Nc6 6. Nf3 Bd6 7. O-O Nge7 8.
Ng5 O-O 9. Qh5 Bf5 10. Nxf7 Rxf7 11. Qxf7+ Kh8 12. Be3 Bg6 13. Qf3 Nf5 14. Nc3
a6 15. Rad1 Qe7 16. Nd5 Qd7 17. Nf4 Bf7 18. Bxf7 Qxf7 19. Qd5 Qf6 20. Qe6 Qf8
21. Nh3 Re8 22. Qb3 b6 23. Ng5 Re7 24. Qd5 Nb4 25. Qb3 Qe8 26. a3 Nc6 27. Qd5
Nd8 28. Qxf5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.28"]
[White "Jorge, Hector"]
[Black "Martyniuk, Carolina Milka"]
[Result "0-1"]
[BlackElo "1955"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[BlackFideId "109576"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 c6 3. c4 Bg7 4. Nf3 d6 5. Nc3 Nf6 6. h3 O-O 7. Be3 Nbd7 8. Qd2 e5
9. O-O-O Qa5 10. Kb1 Re8 11. d5 Nc5 12. Be2 b5 13. cxb5 cxb5 14. Bxc5 b4 15.
Bxb4 Qxb4 16. a3 Qb6 17. Qe3 Qa5 18. Nd2 Rb8 19. Nc4 Qc7 20. Rc1 Nd7 21. Rc2 h5
22. g4 h4 23. g5 Bf8 24. f4 exf4 25. Qxf4 Nc5 26. Rf1 Rb3 27. Nd2 Rb8 28. Nb5
Qb7 29. Nxd6 Bxd6 30. Qxd6 Nxe4 31. Nxe4 Rxe4 32. Bd3 Bf5 33. Rxf5 Re1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.29"]
[White "Tachella, Pablo Ivan"]
[Black "Lahera, Carlos"]
[Result "1-0"]
[WhiteElo "1888"]
[ECO "D13"]
[Opening "QGD Slav"]
[Variation "exchange variation"]
[WhiteFideId "133124"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. cxd5 cxd5 5. Bf4 Nc6 6. e3 Bg4 7. Nbd2 Nh5 8.
Bg3 e6 9. a3 Nxg3 10. hxg3 Bd6 11. Bb5 Qa5 12. Bxc6+ bxc6 13. Qc2 Rc8 14. Rxh7
Rxh7 15. Qxh7 Bf8 16. Ne5 Bf5 17. Qh5 Rc7 18. Rc1 c5 19. g4 g6 20. Qh7 f6 21.
Qh3 fxe5 22. gxf5 gxf5 23. dxe5 Rb7 24. Qh5+ Kd7 25. Rc2 c4 26. Qd1 Bg7 27. Kf1
Qa6 28. Kg1 Ke7 29. f4 Qb6 30. Qe1 Bf8 31. Nf3 Ke8 32. Nd4 Bc5 33. Qd1 Rg7 34.
Rd2 Rg4 35. Kf2 Bxd4 36. exd4 Rxf4+ 37. Kg1 Rg4 38. Kf2 Ke7 39. g3 a5 40. a4 Re4
41. Kf3 Kd7 42. Kg2 Qb4 43. Kf3 Kc6 44. Kf2 Qb6 45. Kg2 Kb7 46. Qh5 Rxd4 47.
Qf7+ Ka6 48. Rxd4 Qxd4 49. Qxe6+ Qb6 50. Qxd5 Qxb2+ 51. Kh3 c3 52. e6 Qe2 53.
Qb5+ Qxb5 54. axb5+ Kxb5 55. e7 c2 56. e8=Q+ Kb4 57. Qc6 Kb3 58. Qb5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.30"]
[White "Garcia Ciuffani, Mirco"]
[Black "Lima, Joaquin"]
[Result "0-1"]
[WhiteElo "1764"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "138118"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. d3 Nc6 5. Nbd2 Bf5 6. c4 d4 7. Nh4 Bd7 8. Ne4
e5 9. Bg5 Be7 10. Bxf6 Bxf6 11. Nd6+ Kf8 12. Nf3 Be7 13. Ne4 f5 14. Ned2 g5 15.
h4 g4 16. Nh2 Be6 17. Qa4 Qc7 18. a3 Rb8 19. O-O h5 20. Qb5 Bd7 21. Qb3 Na5 22.
Qc2 Bc6 23. Bxc6 Nxc6 24. f4 exf4 25. Rxf4 Bxh4 26. Rxf5+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.31"]
[White "Martinez, Luciana"]
[Black "Lopez Muntaner, Emilio"]
[Result "1-0"]
[WhiteElo "1488"]
[ECO "B00"]
[Opening "King's pawn opening"]
[WhiteFideId "125083"]
[EventDate "2012.07.04"]

1. e4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.32"]
[White "Rautenberg, Raul"]
[Black "Ferreyra, Gustavo"]
[Result "1/2-1/2"]
[ECO "D00"]
[Opening "Queen's pawn"]
[Variation "stonewall attack"]
[EventDate "2012.07.04"]

1. d4 d5 2. e3 Nf6 3. Bd3 e6 4. Nd2 c5 5. c3 Nc6 6. f4 cxd4 7. exd4 Bd6 8. g3
O-O 9. Ngf3 h6 10. Ne5 Bd7 11. O-O a6 12. Rf2 Be8 13. Ndf3 Ne4 14. Bxe4 dxe4 15.
Nxc6 Bxc6 16. Ne5 Be8 17. Qe2 f5 18. Be3 Rf6 19. Rg2 b5 20. Kh1 h5 21. Rag1 Rh6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.33"]
[White "Sosa, Carlos"]
[Black "Fluxa, Ismael"]
[Result "0-1"]
[ECO "A48"]
[Opening "King's Indian"]
[Variation "East Indian defence"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. e3 Bg7 4. Bd3 d6 5. O-O O-O 6. Nbd2 Nbd7 7. c4 c5 8. d5
b5 9. Rb1 Nb6 10. b3 b4 11. Re1 a5 12. Nf1 a4 13. e4 axb3 14. axb3 Bg4 15. h3
Bxf3 16. Qxf3 Ra2 17. Bb2 Nbd7 18. Qd1 Qa5 19. f4 Rxb2 20. Rxb2 Nxd5 21. exd5
Bxb2 22. Rxe7 Qd8 23. Re2 Qf6 24. g3 Ra8 25. Kg2 Bd4 26. Nh2 Ra1 27. Re8+ Kg7
28. Qe2 Rg1+ 29. Kf3 Ne5+ 30. Rxe5 dxe5 31. Ng4 e4+ 32. Bxe4 Qe7 33. Nf2 f5 34.
Bd3 Qxe2+ 35. Bxe2 Bxf2 36. Kxf2 Rb1 37. d6 Kf6 38. d7 Ke7 39. h4 Rxb3 40. g4
Rb2 41. Ke3 Rxe2+ 42. Kxe2 fxg4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.34"]
[White "Enciso, Franco"]
[Black "Lima, Damian"]
[Result "0-1"]
[WhiteElo "1523"]
[ECO "D15"]
[Opening "QGD Slav"]
[Variation "4.Nc3"]
[WhiteFideId "126900"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 Bg4 5. e3 e6 6. h3 Bh5 7. g4 Bg6 8. Bg2 dxc4
9. O-O Nbd7 10. Re1 Bb4 11. Bd2 Qc7 12. a3 Bd6 13. e4 e5 14. Bg5 O-O 15. Rc1
Rfd8 16. Qe2 exd4 17. Nxd4 Bh2+ 18. Kh1 Nc5 19. Red1 Nd3 20. Rxd3 cxd3 21. Qxd3
Be5 22. Be3 Rd6 23. Ncb5 Qd7 24. Nxd6 Qxd6 25. Rd1 Rd8 26. f3 c5 27. f4 Bxf4 28.
Bxf4 Qxf4 29. Qf3 Qxf3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.35"]
[White "Cespedes, Juan"]
[Black "D'Ascanio, Florencia"]
[Result "0-1"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[BlackFideId "136433"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. b3 a6 5. Bb2 d6 6. Nbd2 Bg7 7. Bd3 O-O 8. O-O b5
9. c4 b4 10. dxc5 dxc5 11. Qc2 Nbd7 12. Rad1 Bb7 13. Ne5 Qc7 14. f4 Rfd8 15.
Ndf3 Nxe5 16. Bxe5 Qc6 17. h3 Ne4 18. Bxe4 Qxe4 19. Qxe4 Bxe4 20. Nd2 Bc2 21.
Bxg7 Kxg7 22. Kf2 Bxd1 23. Rxd1 Rd6 24. Ke2 Rad8 25. g4 a5 26. h4 e6 27. e4 Rd4
28. Ke3 Rd3+ 29. Ke2 Rh3 30. h5 gxh5 31. gxh5 Rxh5 32. Rg1+ Kf8 33. Nf3 h6 34.
Rg2 Ra8 35. Ne5 a4 36. Nd7+ Ke7 37. Nb6 Rb8 38. Nxa4 Rc8 39. Rf2 Rh1 40. f5 Ra1
41. Ke3 Rh1 42. fxe6 fxe6 43. Nb2 Re1+ 44. Re2 Rxe2+ 45. Kxe2 h5 46. Nd3 h4 47.
Kf2 Rg8 48. Nf4 e5 49. Nd5+ Kd6 50. Ne3 h3 51. Nf5+ Ke6 52. Ng3 h2 53. Nh1 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.07"]
[Round "5.36"]
[White "Moscato, Nestor Eduardo"]
[Black "Coronel, Nestor"]
[Result "1-0"]
[BlackElo "1742"]
[ECO "A06"]
[Opening "Reti"]
[Variation "old Indian attack"]
[WhiteFideId "123501"]
[BlackFideId "122572"]
[EventDate "2012.07.04"]

1. d3 d5 2. Nf3 c5 3. g3 Nf6 4. Bg2 Nc6 5. O-O Bf5 6. Nbd2 Qd7 7. c4 d4 8. b4
cxb4 9. c5 Bh3 10. a3 Bxg2 11. Kxg2 bxa3 12. Bxa3 e6 13. Kg1 Be7 14. Nc4 O-O 15.
Rb1 Nd5 16. Qb3 Rab8 17. Nce5 Nxe5 18. Nxe5 Qc7 19. Nf3 Bf6 20. Rbc1 Rfe8 21.
Nd2 Bg5 22. f4 Be7 23. h3 Rec8 24. Qc4 Ne3 25. Qxd4 Nxf1 26. Bb2 f6 27. Kxf1 Re8
28. Qc4 Qc6 29. f5 Qd5 30. fxe6 Qxc4 31. Rxc4 f5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.1"]
[White "Krysa, Leandro"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2424"]
[BlackElo "2586"]
[ECO "E32"]
[Opening "Nimzo-Indian"]
[Variation "classical variation"]
[WhiteFideId "116807"]
[BlackFideId "112275"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. a3 Bxc3+ 6. Qxc3 d6 7. g3 e5 8. dxe5
dxe5 9. Bg2 Re8 10. Nf3 Nc6 11. Be3 Bg4 12. b4 a5 13. b5 Nd4 14. Rd1 Bxf3 15.
Bxf3 Nxf3+ 16. exf3 Qc8 17. O-O h5 18. Bg5 Nh7 19. Bc1 Qf5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.2"]
[White "Felgaer, Ruben"]
[Black "Lorenzini, Martin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[WhiteElo "2580"]
[BlackElo "2466"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[WhiteFideId "107069"]
[BlackFideId "105570"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 e5 4. Nf3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4
a5 9. Ba2 exd4 10. Nxd4 Nc5 11. f3 Qb6 12. Kh1 Bd7 13. Rb1 Rad8 14. Be3 Qb4 15.
Qd2 Rfe8 16. Qf2 Bf8 17. Bg5 Nxa4 18. Nxa4 Qxa4 19. Ra1 Qb4 20. Bd2 Qc5 21. Bxa5
Ra8 22. Bc3 Ra6 23. Bb3 Rxa1 24. Rxa1 d5 25. exd5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.3"]
[White "Aparicio, Anibal"]
[Black "Lemos, Damian"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2223"]
[BlackElo "2545"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "101133"]
[BlackFideId "113581"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 b5 6. Bd3 Bb7 7. O-O Ne7 8. a4
b4 9. Nce2 Nbc6 10. Nb3 Ng6 11. f4 Be7 12. Be3 O-O 13. a5 d6 14. Qe1 Bf6 15. Bb6
Qe7 16. Nbd4 Nxd4 17. Nxd4 Bxd4+ 18. Bxd4 e5 19. fxe5 dxe5 20. Be3 Nf4 21. Bxf4
exf4 22. Rxf4 Qe5 23. Rf2 Qxb2 24. Rb1 Qe5 25. Qxb4 Bc8 26. Bc4 Be6 27. Bxe6
Qxe6 28. Qe1 Rae8 29. Rb6 Qc4 30. Qb4 Qc8 31. Rb7 Qg4 32. h3 Qh4 33. Qc4 Qh5 34.
Rf5 Qg6 35. Rb6 Qg3 36. Qd3 Qe1+ 37. Rf1 Qxa5 38. Rxa6 Qb4 39. Rf4 Rd8 40. Qf1
Rd2 41. c4 Qc5+ 42. Kh1 Rfd8 43. Ra1 Qh5 44. Rf5 Qg6 45. Qf3 Re8 46. Ra7 Rf8 47.
c5 h6 48. Rd5 Rxd5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.4"]
[White "Dolezal, Cristian"]
[Black "Alonso, Salvador"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2437"]
[BlackElo "2516"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "103560"]
[BlackFideId "105198"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. d4 Bg7 6. cxd5 cxd5 7. Ne5 O-O 8. Be2
b6 9. O-O Bb7 10. b3 Nbd7 11. Nd3 Ne4 12. Bb2 Nb8 13. Ne5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.5"]
[White "Ricardi, Pablo"]
[Black "Tristan, Leonardo"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2500"]
[BlackElo "2449"]
[ECO "A10"]
[Opening "English opening"]
[WhiteFideId "100242"]
[BlackFideId "113816"]
[EventDate "2012.07.04"]

1. c4 b6 2. Nf3 Bb7 3. e3 e6 4. d4 f5 5. Bd3 Nf6 6. O-O Be7 7. Nc3 O-O 8. d5 Na6
9. e4 fxe4 10. Nxe4 Nc5 11. Nxf6+ Bxf6 12. Bc2 Ba6 13. Be3 Bxc4 14. Bxc5 bxc5
15. Bxh7+ Kh8 16. Be4 Bxd5 17. Bxd5 exd5 18. Qxd5 d6 19. Rae1 Re8 20. Rxe8+ Qxe8
21. Re1 Qg8 22. Qc6 Rd8 23. b3 Qf7 24. g3 Kg8 25. Kg2 Qd7 26. Qd5+ Qf7 27. Qb7
a5 28. h4 c4 29. bxc4 Qxc4 30. Re4 Qf7 31. Qc6 d5 32. Re6 d4 33. Ng5 Bxg5 34.
hxg5 Qd7 35. Qe4 d3 36. g6 d2 37. Qc4 Kf8 38. Qf4+ Kg8 39. Qh4 Qd5+ 40. Kh2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.6"]
[White "Perez Ponsa, Federico"]
[Black "Tobares, Leandro"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2489"]
[BlackElo "2242"]
[ECO "B38"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, Maroczy bind, 6.Be3"]
[WhiteFideId "117927"]
[BlackFideId "106402"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 O-O 8. Be2
Nxd4 9. Bxd4 d6 10. O-O Bd7 11. Qd2 Bc6 12. f3 a5 13. b3 Nd7 14. Be3 Nc5 15.
Rab1 Be5 16. Rfd1 e6 17. Bd4 Qf6 18. Bxe5 Qxe5 19. Qe3 g5 20. Rd2 Rfd8 21. Nd1
Kf8 22. h4 g4 23. Nf2 gxf3 24. Bxf3 h5 25. a3 a4 26. b4 Nb3 27. Nd3 Qc3 28. Rf2
Qd4 29. Qxd4 Nxd4 30. Bxh5 Bxe4 31. Rxf7+ Kg8 32. Rd1 Nf5 33. Nf2 Bc6 34. Ng4
Ng7 35. Bg6 Rf8 36. Rdf1 Rxf7 37. Rxf7 b5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.7"]
[White "Filgueira, Hernan"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2308"]
[BlackElo "2444"]
[ECO "A13"]
[Opening "English opening"]
[Variation "Agincourt variation"]
[WhiteFideId "101770"]
[BlackFideId "100250"]
[EventDate "2012.07.04"]

1. c4 e6 2. Nf3 d5 3. g3 dxc4 4. Qa4+ Nd7 5. Qxc4 a6 6. Bg2 b5 7. Qc2 Bb7 8. O-O
c5 9. b3 Ngf6 10. Bb2 Be7 11. d3 O-O 12. Nbd2 Rc8 13. Rac1 Qb6 14. Qb1 Rc7 15.
Qa1 Bc6 16. Qb1 Rcc8 17. e3 Bb7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.8"]
[White "Pierrot, Facundo"]
[Black "Lujan, Carolina"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2442"]
[BlackElo "2367"]
[ECO "A81"]
[Opening "Dutch defence"]
[WhiteFideId "103250"]
[BlackFideId "109878"]
[EventDate "2012.07.04"]

1. d4 f5 2. g3 Nf6 3. Bg2 g6 4. Nf3 Bg7 5. O-O O-O 6. c4 d6 7. Nc3 Qe8 8. d5 Na6
9. Nd4 Bd7 10. e4 fxe4 11. Nxe4 Nxe4 12. Bxe4 c6 13. Be3 Nc7 14. Qd2 e5 15. dxe6
Nxe6 16. Rfe1 Qf7 17. Rad1 Nc5 18. Bg2 Qxc4 19. b4 Na4 20. b5 Qc3 21. bxc6 bxc6
22. Qxc3 Nxc3 23. Rd3 Nxa2 24. Nxc6 Bxc6 25. Bxc6 Nb4 26. Bxa8 Nxd3 27. Bd5+ Kh8
28. Rd1 Nb2 29. Ra1 Nc4 30. Rxa7 Nxe3 31. fxe3 Be5 32. Kg2 Re8 33. h4 Bc3 34. e4
Rf8 35. g4 Be1 36. Kh3 Rf3+ 37. Kg2 Rf8 38. Kh3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.9"]
[White "Spata, German"]
[Black "Mahia, Gustavo"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2278"]
[BlackElo "2401"]
[ECO "E62"]
[Opening "King's Indian"]
[Variation "fianchetto, Kavalek (Bronstein) variation"]
[WhiteFideId "113026"]
[BlackFideId "100439"]
[EventDate "2012.07.04"]

1. d4 g6 2. Nf3 Bg7 3. g3 Nf6 4. Bg2 O-O 5. c4 d6 6. O-O c6 7. Nc3 Qa5 8. h3 Be6
9. d5 cxd5 10. Nd4 dxc4 11. Nxe6 fxe6 12. Bxb7 Nbd7 13. Bxa8 Rxa8 14. Qa4 Qxa4
15. Nxa4 Ne4 16. Be3 Nb6 17. Bxb6 axb6 18. Nxb6 Ra6 19. Nxc4 d5 20. Ne3 Bxb2 21.
Rad1 Rxa2 22. Rd3 Bg7 23. Ng2 Nc5 24. Rdd1 Rxe2 25. Nf4 Ra2 26. Rfe1 Kf7 27. Re2
Ra6 28. f3 Ra3 29. Rde1 Bc3 30. Rd1 g5 31. Ng2 Bf6 32. Ne1 h5 33. Kg2 h4 34.
gxh4 gxh4 35. Nc2 Rc3 36. Ne3 Nd3 37. Kh1 Nf4 38. Ree1 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.11"]
[White "Julia, Ernesto"]
[Black "Vaquero, Diego Javier"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2359"]
[BlackElo "2089"]
[ECO "A08"]
[Opening "Reti"]
[Variation "King's Indian attack"]
[WhiteFideId "101150"]
[BlackFideId "123536"]
[EventDate "2012.07.04"]

1. g3 c5 2. Bg2 d5 3. Nf3 Nc6 4. d4 e6 5. O-O Nf6 6. c4 dxc4 7. Qa4 Bd7 8. Qxc4
Qb6 9. dxc5 Bxc5 10. Nc3 Qb4 11. Qxb4 Bxb4 12. Bd2 O-O 13. a3 Be7 14. b4 Rac8
15. Rfc1 Bd6 16. Bf4 Bxf4 17. gxf4 Rfd8 18. e3 Be8 19. h3 b6 20. Bf1 Ne7 21. Ba6
Rc7 22. Nb5 Rxc1+ 23. Rxc1 Bxb5 24. Bxb5 Rc8 25. Rxc8+ Nxc8 26. Bd3 Nd5 27. Kf1
h6 28. Ke1 Kf8 29. f5 exf5 30. Bxf5 Nd6 31. Bd3 Ke8 32. Kd2 f6 33. Nd4 Kd7 34.
Ke2 Nc3+ 35. Ke1 Nd5 36. Kd2 Ne7 37. f4 Nd5 38. Bf5+ Nxf5 39. Nxf5 g5 40. Nxh6
gxf4 41. e4 Ne3 42. Kd3 Ke6 43. h4 Ng2 44. Nf5 Ke5 45. h5 f3 46. h6 Nf4+ 47. Ke3
f2 48. Ng3 f5 49. h7 f1=N+ 50. Nxf1 Ng6 51. exf5 Kxf5 52. Kd4 Ke6 53. Kc4 a6 54.
a4 Ne5+ 55. Kd4 Nf7 56. Nd2 Kd6 57. Nc4+ Kc7 58. Ne5 Nh8 59. Kd5 a5 60. b5 Kb7
61. Ke6 Kc7 62. Nf7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.12"]
[White "Sanchez, Christian"]
[Black "Pichot, Alan"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2032"]
[BlackElo "2287"]
[ECO "B24"]
[Opening "Sicilian"]
[Variation "closed, Smyslov variation"]
[WhiteFideId "116009"]
[BlackFideId "110973"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 Nc6 3. g3 g6 4. Bg2 Bg7 5. d3 e6 6. Be3 Nd4 7. Nce2 d6 8. c3 Nc6
9. d4 cxd4 10. Nxd4 Nge7 11. Nb5 d5 12. exd5 exd5 13. Bxd5 O-O 14. Bxc6 bxc6 15.
Qxd8 Rxd8 16. Nd4 c5 17. Nb3 c4 18. Nd4 Bb7 19. f3 Nf5 20. Nxf5 gxf5 21. Kf2 Bc6
22. Nh3 Rab8 23. Rab1 Rd7 24. Nf4 a5 25. Rhe1 Rdb7 26. b3 cxb3 27. axb3 Rxb3 28.
Rxb3 Rxb3 29. Ne2 a4 30. Rd1 h6 31. Nd4 Rxc3 32. Nxf5 Bf6 33. Nxh6+ Kh7 34. Ng4
Bg7 35. Rd2 f5 36. Ra2 fxg4 37. fxg4 Rb3 38. Bc1 Bd4+ 39. Ke2 Bb5+ 40. Kd1 Rf3
41. Bd2 Kg6 42. Kc2 Bc4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.13"]
[White "Gaitan, Juan Manuel"]
[Black "Figueroa, Jose Leonardo"]
[Result "1-0"]
[WhiteElo "2283"]
[ECO "A00"]
[WhiteFideId "121657"]
[BlackFideId "116491"]
[EventDate "2012.07.04"]

1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.14"]
[White "Giampa, Alejandro"]
[Black "Martinez, Daniel ARG"]
[Result "1-0"]
[WhiteElo "2226"]
[BlackElo "2007"]
[ECO "A18"]
[Opening "English"]
[Variation "Mikenas-Carls, Flohr variation"]
[WhiteFideId "108359"]
[BlackFideId "122025"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nc3 e6 3. e4 d5 4. e5 Ng8 5. d4 b6 6. cxd5 exd5 7. Bd3 Ne7 8. Nge2
g6 9. Bg5 h6 10. Bf6 Rg8 11. Nf4 c6 12. O-O Bg7 13. Re1 Be6 14. Bxg6 Bxf6 15.
Nxe6 Qd7 16. exf6 Rxg6 17. Ng7+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.15"]
[White "Benedetti, Julio"]
[Black "Negri, Santiago"]
[Result "0-1"]
[WhiteElo "2090"]
[BlackElo "2188"]
[ECO "B19"]
[Opening "Caro-Kann"]
[Variation "classical, 7...Nd7"]
[WhiteFideId "172545"]
[BlackFideId "109940"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. h4 h6 7. Nf3 Nd7 8. Bd3
Bxd3 9. Qxd3 e6 10. Bd2 Ngf6 11. O-O-O Qc7 12. c4 O-O-O 13. Ne4 Nc5 14. Nxc5
Bxc5 15. Be3 Bd6 16. Kb1 Kb8 17. Rhe1 Ka8 18. Qc2 Rhe8 19. Qa4 b5 20. cxb5 cxb5
21. Qxb5 Rb8 22. Qd3 Qb7 23. Bc1 Nd5 24. Nd2 Bb4 25. Ka1 Rec8 26. b3 Nf4 27. Qf3
Rxc1+ 28. Rxc1 Bxd2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.16"]
[White "Fernandez, Maria Florencia"]
[Black "Colautti, Marcela"]
[Result "1-0"]
[WhiteElo "2150"]
[BlackElo "1973"]
[ECO "E15"]
[Opening "Queen's Indian"]
[Variation "4.g3"]
[WhiteFideId "116459"]
[BlackFideId "116440"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. d4 e6 3. c4 b6 4. g3 c5 5. d5 exd5 6. cxd5 d6 7. Nc3 g6 8. Bg2 Bg7
9. O-O O-O 10. e4 Nbd7 11. Re1 Ne8 12. Bg5 f6 13. Be3 Ne5 14. Nxe5 fxe5 15. a4
a6 16. Rb1 a5 17. Qd2 Ba6 18. Bh3 Nc7 19. f4 Bc8 20. Bg2 Qe7 21. fxe5 Bxe5 22.
Bg5 Qe8 23. Ne2 Qxa4 24. Bh6 Rf7 25. Rf1 Bf6 26. Rf4 Qd7 27. Rbf1 Ne8 28. g4 Ba6
29. Kh1 Qb5 30. Nc3 Qd7 31. R1f3 Ra7 32. g5 Bxc3 33. Rxf7 Qxf7 34. Rxf7 Rxf7 35.
Qxc3 Bc8 36. e5 Bf5 37. exd6 Nxd6 38. Qe5 Rd7 39. h4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.17"]
[White "Herman, Diego"]
[Black "Araoz, Claudio Alberto"]
[Result "1-0"]
[WhiteElo "2193"]
[BlackElo "1849"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "104833"]
[BlackFideId "107565"]
[EventDate "2012.07.04"]

1. Nf3 d6 2. Nc3 g6 3. d4 Nf6 4. Bg5 Bg7 5. Qd2 h6 6. Bxf6 Bxf6 7. h4 Bg4 8. Nd5
Bg7 9. Ne3 Bd7 10. g4 Na6 11. h5 e6 12. hxg6 f6 13. Ng2 e5 14. Ne3 exd4 15. Nxd4
Nc5 16. Bg2 c6 17. Nef5 Bxf5 18. Nxf5 Qd7 19. Qxd6 Qxd6 20. Nxd6+ Ke7 21. Nf5+
Kf8 22. O-O-O Re8 23. b4 Ne6 24. Rd7 Rg8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.18"]
[White "Etchevest, Marcelo"]
[Black "Torres, Sergio"]
[Result "0-1"]
[WhiteElo "1726"]
[BlackElo "2130"]
[ECO "B02"]
[Opening "Alekhine's defence"]
[Variation "Saemisch attack"]
[WhiteFideId "137464"]
[BlackFideId "105740"]
[EventDate "2012.07.04"]

1. e4 Nf6 2. e5 Nd5 3. Nc3 e6 4. Qf3 Nb4 5. Qd1 d6 6. f4 dxe5 7. fxe5 N8c6 8.
Nf3 Nd4 9. Bb5+ c6 10. Ba4 b5 11. Bb3 Bc5 12. Ne4 Nxb3 13. axb3 Qd5 14. d3 Bb7
15. Nxc5 Qxc5 16. c3 Nd5 17. d4 Qb6 18. b4 h6 19. O-O a5 20. bxa5 Rxa5 21. Rxa5
Qxa5 22. Nh4 Qc7 23. Qg4 g5 24. Nf3 c5 25. Qh5 Rg8 26. Qxh6 cxd4 27. cxd4 Qc2
28. Qh5 Nf4 29. Bxf4 gxf4 30. Rf2 Qc1+ 31. Rf1 Qxb2 32. Rf2 Qc1+ 33. Rf1 Qe3+
34. Kh1 Qe2 35. Rg1 Rxg2 36. Qh8+ Kd7 37. d5 Bxd5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.19"]
[White "Mansilla, Martin"]
[Black "Ennis Marcos, Alan"]
[Result "1-0"]
[WhiteElo "2037"]
[BlackElo "1623"]
[ECO "A29"]
[Opening "English"]
[Variation "four knights, kingside fianchetto"]
[WhiteFideId "131865"]
[BlackFideId "136778"]
[EventDate "2012.07.04"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 d5 5. cxd5 Nxd5 6. Bg2 Nb6 7. O-O Be7 8. a3
O-O 9. b4 Re8 10. d3 Bf8 11. Bb2 Be6 12. Rc1 Nd4 13. Nd2 Nd5 14. Nxd5 Bxd5 15.
Bxd5 Qxd5 16. Rxc7 Bd6 17. Rc4 b5 18. Rc1 f5 19. Re1 Rad8 20. Bxd4 Qxd4 21. Qb3+
Kh8 22. Nf3 Qg4 23. h3 Qg6 24. e4 h5 25. Nh4 Qf6 26. exf5 Be7 27. Rxe5 Kh7 28.
Rce1 Qc6 29. Rxe7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.20"]
[White "Benedetti, Antonella"]
[Black "Masdeu, Fernando"]
[Result "1-0"]
[WhiteElo "2026"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "170976"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d3 Nc6 4. g3 Nf6 5. Bg2 d5 6. Nbd2 g6 7. O-O Bg7 8. Re1
O-O 9. c3 Qc7 10. Qe2 d4 11. Nb3 Nd7 12. Bd2 a5 13. Rab1 a4 14. Na1 e5 15. Nc2
b6 16. c4 Rb8 17. Na3 Na7 18. Qd1 Qc6 19. Nh4 b5 20. cxb5 Nxb5 21. Qxa4 Ba6 22.
Nc4 Ra8 23. Qc2 Nd6 24. Nxd6 Qxd6 25. b3 Rfc8 26. Bf1 Nb8 27. f4 Nc6 28. Rbc1
Nb4 29. Qb1 Rcb8 30. fxe5 Bxe5 31. Nf3 Bxg3 32. Bxb4 Bxe1 33. Bxc5 Qf6 34. Nxe1
Qg5+ 35. Ng2 Rc8 36. Ba3 Rc3 37. Bb2 Rcc8 38. Rd1 f5 39. Bxd4 Rf8 40. Be3 Qg4
41. b4 Rac8 42. Qb3+ Kg7 43. Bc5 fxe4 44. dxe4 Bb7 45. Qb2+ Rf6 46. Rd6 Rf8 47.
Rxf6 Rxf6 48. Be7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.21"]
[White "Lopez Miller, Indalecio"]
[Black "Tokatlian, Gabriel"]
[Result "1-0"]
[WhiteElo "1894"]
[BlackElo "1947"]
[ECO "B34"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation"]
[WhiteFideId "113859"]
[BlackFideId "123528"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Nf3 d6 7. h3 Nf6 8. Bc4
Bd7 9. O-O O-O 10. Re1 Rc8 11. Bb3 Na5 12. Nd5 Nxb3 13. axb3 a6 14. c3 Bc6 15.
b4 Bxd5 16. exd5 Qc7 17. Bg5 Ra8 18. Qd3 Rfe8 19. c4 a5 20. bxa5 Rxa5 21. Nd4
Rxa1 22. Rxa1 Nd7 23. Nb5 Qc8 24. Re1 Ne5 25. Qb3 f6 26. Bf4 f5 27. Bxe5 Bxe5
28. Qc2 e6 29. dxe6 Rxe6 30. Rd1 Qc5 31. b3 Bf4 32. Qd3 b6 33. g3 Be5 34. Qd5
Kf7 35. Qxc5 dxc5 36. Rd7+ Kg8 37. f4 Bf6 38. Kf2 h6 39. Nc7 Rc6 40. Nd5 Bd4+
41. Kf3 Re6 42. Re7 Rc6 43. Rb7 Re6 44. Re7 Rc6 45. Ke2 Bf6 46. Rb7 Re6+ 47. Kf1
Bd8 48. Rb8 Rd6 49. Kf2 Kf7 50. Rb7+ Ke6 51. Rh7 b5 52. Rxh6 Kf7 53. Rh7+ Kg8
54. Rb7 bxc4 55. bxc4 Ra6 56. Rb8 Rd6 57. Rc8 Kf7 58. Rxc5 g5 59. fxg5 Bxg5 60.
Rc7+ Kg6 61. Rb7 Rd8 62. Rb3 Ra8 63. c5 Rc8 64. Rc3 Bd8 65. c6 Bc7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.22"]
[White "Barrionuevo, Pablo"]
[Black "Muniz, Roberto Anibal"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2318"]
[ECO "E20"]
[Opening "Nimzo-Indian"]
[Variation "Kmoch variation"]
[WhiteFideId "110566"]
[BlackFideId "173347"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. f3 c5 5. d5 d6 6. e4 O-O 7. Bd3 b5 8. Ne2 e5 9.
cxb5 a6 10. a3 Bxc3+ 11. Nxc3 axb5 12. Bxb5 Ba6 13. Bxa6 Nxa6 14. O-O h6 15. Be3
Qa5 16. f4 Rfe8 17. fxe5 Rxe5 18. Bxh6 c4 19. Rxf6 Qc5+ 20. Rf2 gxh6 21. Qf3 Re7
22. e5 Rae8 23. Ne4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.23"]
[White "Rodriguez, Federico"]
[Black "Maldonado, Marcos"]
[Result "1/2-1/2"]
[WhiteElo "1981"]
[ECO "C00"]
[Opening "French"]
[Variation "Chigorin variation"]
[WhiteFideId "122084"]
[EventDate "2012.07.04"]

1. e4 e6 2. Qe2 c5 3. g3 Nc6 4. c3 d5 5. d3 dxe4 6. dxe4 e5 7. Nf3 h6 8. Bg2 Nf6
9. O-O Be7 10. Nbd2 Be6 11. Nc4 Qc7 12. b3 O-O 13. Bb2 Rad8 14. b4 b5 15. Ncd2
c4 16. a4 a6 17. axb5 axb5 18. Ne1 Ra8 19. Nc2 Qd7 20. Ne3 Rfd8 21. Nf3 Rxa1 22.
Rxa1 Nxe4 23. Nxc4 Nxg3 24. hxg3 Bxc4 25. Qe3 Bf6 26. Re1 Qc7 27. Qc5 Rd5 28.
Qe3 Rd7 29. Bf1 Bxf1 30. Kxf1 Qd6 31. Kg1 Qd3 32. Kg2 Qxe3 33. Rxe3 Rd1 34. Re2
Rd3 35. Re3 Rxe3 36. fxe3 Kf8 37. Nd2 Ke7 38. c4 Nxb4 39. Ba3 bxc4 40. Bxb4+ Ke6
41. e4 Bg5 42. Nxc4 f5 43. Kf3 g6 44. Bc3 Bf6 45. Bd2 h5 46. Bc3 Bg7 47. Bb2 Bf6
48. Bc3 Bg7 49. Bb2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.24"]
[White "Martyniuk, Carolina Milka"]
[Black "Martinez, Luciana"]
[Result "1-0"]
[WhiteElo "1955"]
[BlackElo "1488"]
[ECO "A00"]
[WhiteFideId "109576"]
[BlackFideId "125083"]
[EventDate "2012.07.04"]

1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.25"]
[White "Paolini, Claudio"]
[Black "Fluxa, Ismael"]
[Result "0-1"]
[WhiteElo "1915"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical variation"]
[WhiteFideId "129984"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 Nf6 7. N1e2 Nbd7 8.
f4 h5 9. f5 Bxf5 10. Nxf5 Qa5+ 11. Bd2 Qxf5 12. Bd3 Qg4 13. O-O g6 14. c4 Bh6
15. Bxh6 Rxh6 16. Qb3 Qe6 17. Rf3 O-O-O 18. Qa4 Kb8 19. Raf1 Rhh8 20. Qc2 Ng4
21. Nf4 Qd6 22. Qc3 g5 23. h3 e5 24. hxg4 hxg4 25. Rg3 gxf4 26. Rxg4 exd4 27.
Qd2 Ne5 28. Rgxf4 Qh6 29. Bf5 Nxc4 30. Qc1 Qh2+ 31. Kf2 Ne3 32. Rg4 Nxg4+ 33.
Bxg4 Qh4+ 34. Kf3 Qf6+ 35. Kg3 Qe5+ 36. Kf2 Rhe8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.26"]
[White "D'Ascanio, Adolfo"]
[Black "Guzman, Ezequiel"]
[Result "1-0"]
[WhiteElo "1906"]
[ECO "E00"]
[Opening "Catalan opening"]
[WhiteFideId "136425"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. d5 exd5 5. cxd5 d6 6. e4 Nbd7 7. Nc3 a6 8. a4 g6
9. Bg2 Bg7 10. Nf3 Qe7 11. O-O b6 12. Nd2 Bb7 13. Nc4 O-O 14. f4 b5 15. axb5
axb5 16. Rxa8 Rxa8 17. Nxb5 Nxe4 18. Re1 f5 19. Bxe4 fxe4 20. Nbxd6 Nf6 21. Nxb7
Qxb7 22. d6 Qb5 23. Ne5 c4 24. d7 Rd8 25. Qd6 Rxd7 26. Nxd7 Qxd7 27. Qxd7 Nxd7
28. Rxe4 c3 29. b4 Nb6 30. Kf2 Na4 31. Ke3 Kf7 32. b5 Nb6 33. Kd3 Nd5 34. Ba3 c2
35. Kxc2 Nc3 36. Re7+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.27"]
[White "Lima, Damian"]
[Black "Bianchi, Augusto"]
[Result "1-0"]
[BlackElo "1899"]
[ECO "A59"]
[Opening "Benko gambit"]
[Variation "main line"]
[BlackFideId "130281"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 g6 7. e4 Bxf1 8. Kxf1
d6 9. g3 Bg7 10. Kg2 O-O 11. Nf3 Nbd7 12. Bg5 h6 13. Bf4 Qb6 14. Qc2 Rfb8 15.
Rab1 Qb7 16. a4 Ne8 17. Nb5 Nc7 18. Nxc7 Qxc7 19. b3 Ra6 20. Bd2 e6 21. dxe6
fxe6 22. Qc4 Qb7 23. Qxe6+ Kh7 24. h4 Ne5 25. Nxe5 Qxe4+ 26. Kh3 Bxe5 27. f4 Qc2
28. fxe5 Qxd2 29. Rhd1 Qc2 30. exd6 Rb7 31. Qc8 Raa7 32. Qe6 Rd7 33. Rf1 Qc3 34.
Rbc1 Qd4 35. Rc4 Qd3 36. Rf8 Rg7 37. Qe8 Rg8 38. Rcf4 Qd5 39. R4f7+ Rxf7 40.
Qxf7+ Qxf7 41. Rxf7+ Kh8 42. d7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.28"]
[White "Lima, Joaquin"]
[Black "Tachella, Pablo Ivan"]
[Result "0-1"]
[BlackElo "1888"]
[ECO "C30"]
[Opening "King's gambit"]
[BlackFideId "133124"]
[EventDate "2012.07.04"]

1. e4 e5 2. f4 d6 3. Nf3 Be7 4. fxe5 dxe5 5. Bc4 Nc6 6. d3 Bg4 7. Be3 Nf6 8.
Nbd2 a6 9. h3 Bh5 10. g4 Bg6 11. Qe2 h5 12. g5 Nd7 13. Bd5 Nb4 14. Bb3 c5 15.
Rg1 O-O 16. Nh4 Kh7 17. Nxg6 fxg6 18. h4 b5 19. a3 Nc6 20. Nf1 Nd4 21. Bxd4 exd4
22. Ng3 Ne5 23. O-O-O Nf3 24. Rh1 Bxg5+ 25. hxg5 Qxg5+ 26. Kb1 Qxg3 27. Rdg1
Qxg1+ 28. Rxg1 Nxg1 29. Qh2 Nf3 30. Qd6 c4 31. dxc4 bxc4 32. Ba4 c3 33. b3 Rfd8
34. Qe6 d3 35. cxd3 Rxd3 36. b4 Rf8 37. Bc2 Rd2 38. Qc4 Nd4 39. Qxc3 Rf1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.29"]
[White "Cordero, Alfredo"]
[Black "Villanueva, Maria Belen"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2137"]
[ECO "D37"]
[Opening "QGD"]
[Variation "4.Nf3"]
[WhiteFideId "104280"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 e6 3. c4 Nf6 4. Nc3 dxc4 5. e3 Bb4 6. Bxc4 Ne4 7. Qc2 Bxc3+ 8.
bxc3 Nf6 9. e4 h6 10. Ba3 c6 11. O-O b5 12. Bd3 Ba6 13. Rfe1 Bb7 14. e5 Nd5 15.
Nd2 Nf4 16. Bf1 c5 17. Bxb5+ Kf8 18. Ne4 Nxg2 19. Kxg2 f5 20. exf6 gxf6 21. f3
f5 22. Bxc5+ Kg7 23. Ng3 Rg8 24. Rxe6 Bxf3+ 25. Kf2 Bg4 26. Nxf5+ Bxf5 27. Rg1+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.30"]
[White "D'Ascanio, Florencia"]
[Black "Rautenberg, Raul"]
[Result "0-1"]
[ECO "D35"]
[Opening "QGD"]
[Variation "exchange, positional line"]
[WhiteFideId "136433"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. cxd5 exd5 4. Nc3 Nf6 5. Bg5 Be7 6. e3 c6 7. Bd3 Ne4 8. Bf4
Nxc3 9. bxc3 Bd6 10. Bg3 Qe7 11. Qc2 h6 12. Ne2 Nd7 13. Nf4 Bxf4 14. Bxf4 Nf6
15. O-O O-O 16. Rfe1 Nh5 17. Be5 f5 18. Qe2 Nf6 19. Qf3 Ne4 20. Rec1 Qa3 21. Qh5
Nxc3 22. Qg6 Rf7 23. Bd6 Qa5 24. a3 Ne4 25. Bb4 Qd8 26. f3 Rf6 27. Qh5 Nd6 28.
Kh1 Be6 29. Rab1 Rb8 30. Bc5 b6 31. Bb4 Nc4 32. Bxc4 dxc4 33. e4 fxe4 34. fxe4
Qd7 35. e5 Rf5 36. Qh4 Qd5 37. Qe7 Rf2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.31"]
[White "Ferreyra, Gustavo"]
[Black "Guzman, Paola"]
[Result "1/2-1/2"]
[ECO "A24"]
[Opening "English"]
[Variation "Bremen system with ...g6"]
[BlackFideId "136450"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nc3 e5 3. g3 g6 4. Bg2 Bg7 5. Nf3 d6 6. d3 O-O 7. O-O Re8 8. Rb1
Nbd7 9. b4 Nf8 10. Bb2 h5 11. Nd2 c6 12. b5 Qc7 13. bxc6 bxc6 14. Qa4 Bd7 15.
Ba3 d5 16. Qa6 Bc8 17. Qa4 Bb7 18. cxd5 cxd5 19. Nb5 Qd7 20. Qa5 Ne6 21. Bh3
Rec8 22. Nd6 Rcb8 23. Nxb7 Rxb7 24. Qa6 Rc7 25. Nf3 Ng4 26. Rfc1 Rac8 27. Rxc7
Rxc7 28. Rc1 e4 29. Ne1 Nd4 30. dxe4 dxe4 31. Bxg4 hxg4 32. Kf1 Rxc1 33. Bxc1
Nb5 34. Qa4 Qc6 35. Qc2 Nc3 36. Ng2 Qc4 37. a3 f5 38. Ne3 Qb5 39. Nd1 Na4 40.
Be3 Nb6 41. Kg2 Kh7 42. h3 gxh3+ 43. Kxh3 Nc4 44. Bc1 Ne5 45. Be3 Qd7 46. Kg2
Ng4 47. Bf4 Bd4 48. Ne3 Nxe3+ 49. Bxe3 Bxe3 50. fxe3 Qd6 51. Qc1 g5 52. Qh1+ Kg6
53. Qc1 g4 54. Kf2 Qb6 55. Qc4 a6 56. Qc2 Qd6 57. Qc1 Kf6 58. Qc3+ Qe5 59. Qc6+
Qe6 60. Qc3+ Kg6 61. Qc1 Qd6 62. Kg2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.32"]
[White "Roa, Carlos"]
[Black "Garcia Ciuffani, Mirco"]
[Result "1-0"]
[BlackElo "1764"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Nimzovich, Larobok variation"]
[BlackFideId "138118"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 e5 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. Ng5 O-O 7. Bxf7+ Rxf7 8.
Ne6 Qe8 9. Nxc7 Qd8 10. Nxa8 a6 11. a4 b6 12. d5 Nc5 13. f3 Bd7 14. Nxb6 Qxb6
15. Qe2 Qb4 16. O-O Nxa4 17. Nxa4 Bxa4 18. b3 Bb5 19. c4 Bd7 20. Qd3 Bc8 21. Bd2
Qb7 22. b4 Nh5 23. Rfc1 Nf4 24. Qe3 Bg5 25. Kh1 Nh3 26. Qc3 Bxd2 27. Qxd2 Nf4
28. c5 Rf6 29. cxd6 Rxd6 30. Qc3 Bd7 31. Qxe5 Rf6 32. Rc7 Nd3 33. Rxb7 Nxe5 34.
Rc1 Bb5 35. Kg1 h6 36. Rcc7 g5 37. Rb8+ Rf8 38. Rxf8+ Kxf8 39. Kf2 Nd7 40. Ke3
Ke7 41. g3 Kd6 42. Rc8 Ne5 43. Rh8 Nf7 44. Rh7 Be8 45. Kd4 Kc7 46. Kc5 Kd8 47.
f4 g4 48. e5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.33"]
[White "Moscato, Nestor Eduardo"]
[Black "Jorge, Hector"]
[Result "0-1"]
[ECO "A07"]
[Opening "Reti"]
[Variation "King's Indian attack (Barcza system)"]
[WhiteFideId "123501"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. g3 Nf6 3. Bg2 c5 4. O-O Nc6 5. c4 d4 6. d3 e5 7. e3 Bd6 8. exd4
cxd4 9. a3 a5 10. Re1 O-O 11. c5 Bc7 12. Bg5 h6 13. Bxf6 Qxf6 14. Nbd2 Qe7 15.
Qc2 Be6 16. b3 Rac8 17. Rab1 f5 18. b4 axb4 19. axb4 Bd5 20. b5 Nd8 21. Nxe5
Bxg2 22. Kxg2 Ba5 23. Nec4 Bxd2 24. Qxd2 f4 25. f3 fxg3 26. hxg3 Qf7 27. Rf1 Re8
28. Rb2 Qf6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.34"]
[White "Lahera, Carlos"]
[Black "Gomez Borges, Ruben Alfredo"]
[Result "1-0"]
[BlackElo "1849"]
[ECO "B00"]
[Opening "King's pawn opening"]
[BlackFideId "108324"]
[EventDate "2012.07.04"]

1. e4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.35"]
[White "Coronel, Nestor"]
[Black "Sosa, Carlos"]
[Result "1-0"]
[WhiteElo "1742"]
[ECO "C10"]
[Opening "French"]
[Variation "Fort Knox variation"]
[WhiteFideId "122572"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Bxe4 7. Bxe4 c6 8.
O-O Nf6 9. Bd3 Nbd7 10. Re1 Be7 11. c3 O-O 12. Bg5 h6 13. Bh4 Nd5 14. Bxe7 Qxe7
15. Qd2 Qf6 16. Ne5 Nxe5 17. Rxe5 Qf4 18. Qe2 Qf6 19. g3 Rae8 20. Re1 Ne7 21. h4
Ng6 22. Qe4 a6 23. h5 Kh8 24. hxg6 fxg6 25. Re2 Qf7 26. Rxe6 Rxe6 27. Qxe6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "6.36"]
[White "Cespedes, Juan"]
[Black "Enciso, Franco"]
[Result "0-1"]
[BlackElo "1523"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[BlackFideId "126900"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 c5 3. e3 g6 4. b3 Bg7 5. Bb2 O-O 6. Nbd2 Qa5 7. Bd3 cxd4 8.
exd4 Nd5 9. O-O Nc6 10. Nc4 Qc7 11. a3 d6 12. Re1 Nf4 13. Bf1 Bg4 14. c3 e5 15.
Ne3 Bd7 16. dxe5 Nxe5 17. Nxe5 dxe5 18. c4 Rad8 19. Qc2 Rfe8 20. Rad1 Bc6 21.
Rxd8 Rxd8 22. g3 Ne6 23. Bg2 Bxg2 24. Nxg2 Nd4 25. Bxd4 exd4 26. Qd3 a6 27. Nf4
Qa5 28. b4 Qg5 29. Nd5 Kf8 30. Re7 Rxd5 31. Rxb7 Rd8 32. a4 Qc1+ 33. Kg2 Qc3 34.
Qe4 Kg8 35. Qe7 Rf8 36. c5 d3 37. Qd6 d2 38. Rd7 Qxb4 39. Qxd2 Qxc5 40. Qd5 Qb4
41. Qc6 a5 42. Rb7 Qe1 43. Qd5 Bc3 44. Rc7 Qa1 45. Qb3 Bd4 46. Rc2 Qe1 47. Qd3
Qe5 48. Re2 Qd5+ 49. f3 Rd8 50. Rd2 Qc6 51. Qe4 Qxa4 52. f4 Qb4 53. Re2 a4 54.
f5 Qb6 55. Qe7 Rb8 56. fxg6 hxg6 57. Re1 Qc6+ 58. Kh3 Kg7 59. Rf1 Rh8+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.1"]
[White "Lemos, Damian"]
[Black "Perez Ponsa, Federico"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2545"]
[BlackElo "2489"]
[ECO "A61"]
[Opening "Benoni defence"]
[WhiteFideId "113581"]
[BlackFideId "117927"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 c5 3. d5 e6 4. c4 exd5 5. cxd5 d6 6. Nc3 g6 7. Qa4+ Bd7 8. Qb3
Qc7 9. Bf4 Bg7 10. e4 O-O 11. Bd3 Na6 12. O-O Nh5 13. Be3 Rab8 14. Qd1 Rfe8 15.
Nd2 Qd8 16. Re1 b5 17. a4 Nc7 18. axb5 Na6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.2"]
[White "Mareco, Sandro"]
[Black "Ricardi, Pablo"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2500"]
[ECO "A53"]
[Opening "Old Indian defence"]
[WhiteFideId "112275"]
[BlackFideId "100242"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 d6 3. Nf3 c6 4. Nc3 Bg4 5. e4 Bxf3 6. Qxf3 e5 7. Qd1 Nbd7 8. Be2
Be7 9. O-O O-O 10. Be3 exd4 11. Bxd4 Re8 12. Re1 Bf8 13. f3 d5 14. cxd5 cxd5 15.
Bb5 Re6 16. e5 Nh5 17. Nxd5 Nc5 18. Bf2 Rg6 19. g4 Ne6 20. Bd3 Rg5 21. h4 Nhf4
22. Nxf4 Nxf4 23. Bxh7+ Kxh7 24. Qxd8 Rxd8 25. hxg5 Rd2 26. Be3 Nh3+ 27. Kf1
Rxb2 28. Re2 Rb4 29. Rh2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.3"]
[White "Mahia, Gustavo"]
[Black "Felgaer, Ruben"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2401"]
[BlackElo "2580"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "100439"]
[BlackFideId "107069"]
[EventDate "2012.07.04"]

1. Nf3 c5 2. e4 e6 3. c4 Nc6 4. Nc3 Nd4 5. Nxd4 cxd4 6. Ne2 e5 7. g3 h5 8. h4
Nf6 9. Bg2 b5 10. cxb5 Bb7 11. O-O Qb6 12. a4 Bxe4 13. Bxe4 Nxe4 14. d3 Nf6 15.
Bg5 Be7 16. Bxf6 Bxf6 17. f4 e4 18. f5 a6 19. Nf4 axb5 20. a5 Rxa5 21. Qe1 Ra7
22. Qxe4+ Kd8 23. Qa8+ Rxa8 24. Rxa8+ Kc7 25. Nd5+ Kb7 26. Nxb6 Rxa8 27. Nxa8
Be5 28. g4 hxg4 29. h5 f6 30. Re1 Bf4 31. Re7 Bh6 32. Rxd7+ Kxa8 33. Kg2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.4"]
[White "Alonso, Salvador"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2516"]
[BlackElo "2424"]
[ECO "C50"]
[Opening "Giuoco Piano"]
[WhiteFideId "105198"]
[BlackFideId "116807"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. O-O Nf6 5. d3 O-O 6. h3 d6 7. c3 Ne7 8. Bb3
Ng6 9. d4 Bb6 10. Re1 c6 11. Nbd2 h6 12. Bc2 Re8 13. Nf1 d5 14. exd5 e4 15. Ne5
Nxe5 16. dxe5 Rxe5 17. dxc6 Qxd1 18. Rxd1 bxc6 19. Ne3 Ba6 20. b3 Be2 21. Rd2
Bh5 22. Nc4 Re6 23. Nxb6 axb6 24. c4 Bg6 25. Re2 Nd7 26. Be3 c5 27. a4 Ne5 28.
Bf4 Nc6 29. Rd2 Nb4 30. Be3 Nd3 31. Rad1 Rf8 32. Ra1 Ra8 33. Rf1 Rae8 34. Ra1
Ra8 35. Bd1 Ra7 36. Rda2 Nb4 37. Rd2 Nd3 38. Be2 Kf8 39. Rda2 Ra5 40. Rd1 Kg8
41. Rad2 Ra7 42. h4 Re5 43. g3 h5 44. Kg2 Kh7 45. Kg1 Kg8 46. Bf1 Rae7 47. Ra2
Ra7 48. Rda1 Nb4 49. Bf4 Re6 50. Rd2 Nd3 51. Be3 Re5 52. Re2 Bf5 53. Bd2 Re6 54.
Bc3 Ne5 55. Bxe5 Rxe5 56. Rd1 Re6 57. Rd8+ Kh7 58. Bg2 Rae7 59. Re3 g6 60. Kf1
Re8 61. Rd2 Kg7 62. Ke1 Kf6 63. Kd1 g5 64. hxg5+ Kxg5 65. Kc2 Bg4 66. Rd5+ f5
67. a5 Ra8 68. Rxe4 Rxe4 69. Bxe4 Rxa5 70. Kb2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.5"]
[White "Lorenzini, Martin"]
[Black "Dolezal, Cristian"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2466"]
[BlackElo "2437"]
[ECO "C55"]
[Opening "Two knights defence (Modern bishop's opening)"]
[WhiteFideId "105570"]
[BlackFideId "103560"]
[EventDate "2012.07.04"]

1. e4 e5 2. Bc4 Nf6 3. d3 Nc6 4. Nf3 h6 5. O-O d6 6. c3 g6 7. d4 Qe7 8. Nbd2 Bg7
9. Re1 O-O 10. h3 Bd7 11. Nf1 Na5 12. Bd3 b5 13. Qe2 a6 14. b4 Nb7 15. a4 exd4
16. cxd4 a5 17. axb5 axb4 18. Rxa8 Rxa8 19. Bd2 b3 20. Qd1 Be6 21. Bb4 Ra4 22.
Qd2 Qd8 23. Qc3 Nd7 24. N1d2 Nbc5 25. Bf1 Qb8 26. h4 Ra2 27. Qe3 Rc2 28. Nb1 Nb7
29. d5 Bg4 30. Nh2 Ne5 31. f4 Nc4 32. Qxb3 Qa7+ 33. Kh1 Qf2 34. Nxg4 Qxh4+ 35.
Qh3 Qxh3+ 36. gxh3 h5 37. Nh2 Nb2 38. Nf3 Na4 39. e5 Rb2 40. Ba3 Rb3 41. Kg2 Nc3
42. exd6 cxd6 43. Nxc3 Bxc3 44. Re8+ Kg7 45. Bc1 Nc5 46. Ng5 Bf6 47. Ne4 Rb1 48.
Be3 Rb2+ 49. Kf3 Nxe4 50. Kxe4 Rb1 51. Bd3 Rb4+ 52. Kf3 Rb3 53. Be2 g5 54. fxg5
Bxg5 55. Kf2 Bh4+ 56. Kg2 Kg6 57. Bf4 Kf5 58. Bxd6 Bf6 59. Bg3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.6"]
[White "Tristan, Leonardo"]
[Black "Giampa, Alejandro"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2449"]
[BlackElo "2226"]
[ECO "D00"]
[Opening "Levitsky attack (Queen's bishop attack)"]
[WhiteFideId "113816"]
[BlackFideId "108359"]
[EventDate "2012.07.04"]

1. d4 d5 2. Bg5 c6 3. Nf3 h6 4. Bh4 Qb6 5. b3 Bg4 6. Ne5 Bf5 7. e3 Nf6 8. Bd3
Bxd3 9. Qxd3 Nbd7 10. Nd2 e6 11. f4 Bd6 12. O-O Qc7 13. c4 g5 14. Bf2 Bb4 15.
fxg5 Nxe5 16. dxe5 hxg5 17. Bg3 Nh5 18. cxd5 exd5 19. Nf3 Nxg3 20. hxg3 Be7 21.
e6 Qxg3 22. exf7+ Kf8 23. Nd4 Bd6 24. Nf3 g4 25. Qd4 Rh6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.7"]
[White "Slipak, Sergio"]
[Black "Aparicio, Anibal"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2444"]
[BlackElo "2223"]
[ECO "D15"]
[Opening "QGD Slav"]
[Variation "4.Nc3"]
[WhiteFideId "100250"]
[BlackFideId "101133"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 a6 5. a4 g6 6. Bf4 Bg7 7. e3 O-O 8. Be2 a5
9. O-O Na6 10. Ne5 Nb4 11. Rc1 Be6 12. cxd5 Nbxd5 13. Nxd5 Bxd5 14. Nc4 Nd7 15.
Bg3 c5 16. Bf3 Bxf3 17. Qxf3 cxd4 18. Qxb7 Nc5 19. Qb5 Ne4 20. Bf4 dxe3 21. Bxe3
Nd6 22. Nxd6 Qxd6 23. Rfd1 Qf6 24. b3 Rfb8 25. Qd5 Qb2 26. h3 e6 27. Qf3 Qxb3
28. Rd7 f5 29. g3 Be5 30. Qc6 Re8 31. Rc5 Qb2 32. Rb7 Qa1+ 33. Rc1 Rac8 34. Qd7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.8"]
[White "Pichot, Alan"]
[Black "Pierrot, Facundo"]
[Result "1-0"]
[WhiteTitle "FM"]
[BlackTitle "IM"]
[WhiteElo "2287"]
[BlackElo "2442"]
[ECO "C77"]
[Opening "Ruy Lopez"]
[Variation "Anderssen variation"]
[WhiteFideId "110973"]
[BlackFideId "103250"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d3 b5 6. Bb3 Be7 7. O-O d6 8. c3 O-O
9. h3 Na5 10. Bc2 c5 11. Nbd2 Re8 12. Re1 Bf8 13. Nf1 h6 14. a4 Bb7 15. Ng3 d5
16. Qe2 c4 17. dxc4 bxc4 18. exd5 Qxd5 19. Be3 Nb3 20. Rad1 Qc6 21. Nf5 Rad8 22.
Qf1 Rxd1 23. Rxd1 Qxa4 24. Nd6 Bxd6 25. Rxd6 Bxf3 26. gxf3 Nh5 27. Be4 Rc8 28.
Qg2 Nf4 29. Bxf4 exf4 30. Qg4 Qe8 31. Rxh6 Rd8 32. Kg2 Nd2 33. Rh7 Qe5 34. Rh8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.9"]
[White "Lujan, Carolina"]
[Black "Fernandez, Maria Florencia"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2367"]
[BlackElo "2150"]
[ECO "B70"]
[Opening "Sicilian"]
[Variation "dragon variation"]
[WhiteFideId "109878"]
[BlackFideId "116459"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. g3 Bg7 7. Bg2 O-O 8. O-O
Qb6 9. Nde2 Nc6 10. h3 Be6 11. Nd5 Bxd5 12. exd5 Ne5 13. c3 a5 14. a4 Qa6 15.
Nd4 Qc4 16. Nb5 Qd3 17. f4 Qxd1 18. Rxd1 Nc4 19. Re1 Rac8 20. Rxe7 Rfe8 21.
Rxe8+ Nxe8 22. b3 Nb6 23. Bd2 Nd7 24. Be3 Kf8 25. Re1 Bf6 26. c4 Bd8 27. f5 Bb6
28. Bxb6 Nxb6 29. h4 Rd8 30. Bh3 Nd7 31. fxg6 hxg6 32. Kg2 Nc5 33. Nd4 Nc7 34.
g4 N7a6 35. Re3 Nb4 36. h5 gxh5 37. gxh5 Kg7 38. Rg3+ Kh6 39. Nf5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "7.10"]
[White "Gaitan, Juan Manuel"]
[Black "Julia, Ernesto"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[WhiteElo "2283"]
[BlackElo "2359"]
[ECO "A81"]
[Opening "Dutch"]
[Variation "Leningrad, Karlsbad variation"]
[WhiteFideId "121657"]
[BlackFideId "101150"]
[EventDate "2012.07.04"]

1. d4 f5 2. g3 g6 3. Bg2 Bg7 4. Nh3 d6 5. d5 c5 6. Nf4 Nh6 7. h4 Ng4 8. h5 Ne5
9. hxg6 hxg6 10. Rxh8+ Bxh8 11. e4 Na6 12. Nxg6 Nxg6 13. Qh5 fxe4 14. Qxg6+ Kd7
15. Qxe4 Kc7 16. c3 Qf8 17. Na3 Bd7 18. Qe2 Re8 19. Be3 Kb8 20. Nc4 Nc7 21. a4
b6 22. Qc2 Ka8 23. a5 b5 24. Nb6+ axb6 25. axb6+ Kb7 26. bxc7 Ra8 27. Qd1 c4 28.
Rc1 Kxc7 29. b3 Qf5 30. Bf1 Ra3 31. bxc4 Bxc3+ 32. Rxc3 Rxc3 33. Qa1 Qe5 34.
Qa5+ Kc8 35. Qa8+ Kc7 36. Qa5+ Kc8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.11"]
[White "Negri, Santiago"]
[Black "Filgueira, Hernan"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2188"]
[BlackElo "2308"]
[ECO "E12"]
[Opening "Queen's Indian"]
[Variation "Petrosian system"]
[WhiteFideId "109940"]
[BlackFideId "101770"]
[EventDate "2012.07.04"]

1. c4 e6 2. d4 Nf6 3. Nf3 b6 4. a3 Bb7 5. Nc3 g6 6. d5 Bg7 7. e4 O-O 8. Bd3 d6
9. O-O c5 10. h3 e5 11. g4 h5 12. g5 Nh7 13. Kh2 f6 14. Rg1 Na6 15. Rg2 Qd7 16.
Ne2 Bc8 17. Neg1 Qf7 18. Be3 Bd7 19. Qd2 Kh8 20. Ne2 Rg8 21. Rag1 Be8 22. Ng3
fxg5 23. Nxg5 Nxg5 24. Bxg5 Kh7 25. Rf1 Bf6 26. f4 Bxg5 27. fxg5 Qe7 28. Rf6 Rg7
29. Rgf2 Bd7 30. Qe2 Be8 31. h4 Nc7 32. a4 Bf7 33. Qf1 Be8 34. Be2 a6 35. Bd3
Rb8 36. Qd1 Bf7 37. Bf1 Be8 38. Bh3 b5 39. axb5 axb5 40. b3 bxc4 41. bxc4 Bf7
42. Qf1 Bg8 43. Qa1 Ne8 44. R6f3 Qc7 45. Rf8 Re7 46. Qf1 Ng7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.12"]
[White "Spata, German"]
[Black "Martinez De Negri, Gonzalo"]
[Result "1-0"]
[WhiteElo "2278"]
[BlackElo "2093"]
[ECO "E63"]
[Opening "King's Indian"]
[Variation "fianchetto, Panno variation"]
[WhiteFideId "113026"]
[BlackFideId "106593"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. d4 Nc6 7. Nc3 a6 8. h3 Rb8
9. e4 e5 10. d5 Ne7 11. c5 Ne8 12. cxd6 cxd6 13. a4 f5 14. Nd2 Nf6 15. a5 b6 16.
axb6 Qxb6 17. Nc4 Qc7 18. b3 Nxe4 19. Nxe4 fxe4 20. Be3 Rf6 21. g4 g5 22. Rc1
Qd8 23. Bxe4 Ng6 24. Bxg6 Rxg6 25. Qd3 Rh6 26. Rc2 Bf8 27. Nd2 Rb5 28. Rfc1 Bb7
29. Rc6 Qf6 30. Ne4 Qf7 31. Rc7 Qxd5 32. Nf6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.13"]
[White "Tobares, Leandro"]
[Black "Mansilla, Martin"]
[Result "1/2-1/2"]
[WhiteElo "2242"]
[BlackElo "2037"]
[ECO "E11"]
[Opening "Bogo-Indian defence"]
[WhiteFideId "106402"]
[BlackFideId "131865"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. d4 e6 3. c4 Bb4+ 4. Bd2 a5 5. g3 d5 6. Qc2 Nc6 7. a3 Be7 8. Bg2
dxc4 9. Qxc4 Qd5 10. Qc3 Qb5 11. Qc2 O-O 12. Nc3 Qc4 13. e3 e5 14. Nxe5 Nxe5 15.
dxe5 Ng4 16. f4 Qc5 17. Qe4 Rd8 18. Nd5 Be6 19. Nxe7+ Qxe7 20. Qc2 Qd7 21. Bc1
Qb5 22. Qe2 Qb3 23. O-O Bc4 24. Qxg4 Bxf1 25. Bxf1 Rd1 26. Qe2 Rad8 27. Kf2 R8d3
28. a4 Qd5 29. Qg4 Rxf1+ 30. Kxf1 Qh1+ 31. Kf2 Qxh2+ 32. Kf1 Qh1+ 33. Kf2 Qh2+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.14"]
[White "Lopez Miller, Indalecio"]
[Black "Herman, Diego"]
[Result "0-1"]
[WhiteElo "1894"]
[BlackElo "2193"]
[ECO "B06"]
[Opening "Robatsch defence"]
[Variation "two knights variation"]
[WhiteFideId "113859"]
[BlackFideId "104833"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. Nf3 d6 4. Nc3 a6 5. a4 Nc6 6. Be2 Bg4 7. Be3 Nf6 8. O-O
O-O 9. h3 Bxf3 10. Bxf3 e6 11. Ne2 d5 12. exd5 Nxd5 13. c4 Nxe3 14. fxe3 Qg5 15.
Qb3 Rab8 16. Rae1 e5 17. d5 Na5 18. Qc3 b6 19. e4 Bh6 20. Rc1 Nb7 21. b4 Qe3+
22. Kh1 Qxc3 23. Rxc3 Bd2 24. Rb3 a5 25. b5 Nc5 26. Rb2 Bg5 27. Nc3 Rbc8 28. Bd1
Be3 29. Re2 Bd4 30. Na2 Nb7 31. g4 Nc5 32. Bb3 f6 33. Nc1 Kg7 34. Nd3 h5 35.
gxh5 Rh8 36. Kh2 Rxh5 37. Rf3 Rh4 38. Nf2 Bxf2 39. Rexf2 Nxe4 40. Rc2 Rch8 41.
Re3 Nc5 42. Rc1 Rd4 43. Rc2 Rhh4 44. Rec3 Rhf4 45. Re3 g5 46. Kg3 Kf8 47. Kg2
Ke7 48. Rg3 Kd6 49. Re3 f5 50. Rg3 Nxb3 51. Rxb3 Rxc4 52. Rbc3 Rxc3 53. Rxc3
Rxa4 54. Rc6+ Kxd5 55. Rxc7 Rc4 56. Rg7 a4 57. Rxg5 a3 58. Rg8 Ra4 59. Rd8+ Ke4
60. Rd1 a2 61. Ra1 Kf4 62. Kf2 Kg5 63. Kg2 Ra3 64. Kh2 Kh4 65. Kg2 e4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.15"]
[White "Torres, Sergio"]
[Black "Benedetti, Antonella"]
[Result "1-0"]
[WhiteElo "2130"]
[BlackElo "2026"]
[ECO "B00"]
[Opening "KP"]
[Variation "Nimzovich defence"]
[WhiteFideId "105740"]
[BlackFideId "170976"]
[EventDate "2012.07.04"]

1. e4 Nc6 2. d4 e5 3. d5 Nce7 4. d6 cxd6 5. Nc3 d5 6. Nxd5 Nxd5 7. Qxd5 Qc7 8.
Bc4 d6 9. Nf3 Nf6 10. Qd3 Be7 11. Bg5 O-O 12. O-O Rd8 13. Qb3 Nxe4 14. Bxf7+ Kh8
15. Be3 Bg4 16. Nd2 Nf6 17. f3 Bf5 18. Be6 Bg6 19. c4 Re8 20. Rac1 Bf8 21. Bh3
b6 22. Qc3 Qe7 23. Bg5 Qb7 24. Rfe1 Rad8 25. Ne4 Be7 26. Nf2 Nh5 27. Be3 Rf8 28.
Rcd1 Nf4 29. Bxf4 Rxf4 30. Be6 Rdf8 31. Bd5 Qc7 32. b4 Bf7 33. Bxf7 R4xf7 34.
Qd3 Bh4 35. Re4 Be7 36. a3 Rc8 37. Qd5 Rff8 38. Ng4 a6 39. Qd3 b5 40. cxb5 Qb7
41. Kh1 axb5 42. Ne3 Bg5 43. Nd5 Qa6 44. Rg4 Bh6 45. Ne7 Rc1 46. Rxc1 Bxc1 47.
Rh4 Bh6 48. g3 Qb7 49. Nf5 g6 50. Nxd6 Qc7 51. Ne4 Bg7 52. Kg2 Qc1 53. Nf2 Bf6
54. Re4 Qc6 55. Re2 Re8 56. Rc2 Qa6 57. Qe3 Ra8 58. Ne4 Bg7 59. Rc7 Qxa3 60.
Rc8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.16"]
[White "Martyniuk, Carolina Milka"]
[Black "Barrionuevo, Pablo"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1955"]
[BlackElo "2318"]
[ECO "A13"]
[Opening "English opening"]
[WhiteFideId "109576"]
[BlackFideId "110566"]
[EventDate "2012.07.04"]

1. c4 e6 2. g3 d5 3. Bg2 c5 4. Nf3 Nc6 5. O-O Nf6 6. cxd5 exd5 7. d3 Be7 8. Nbd2
O-O 9. a3 h6 10. e4 dxe4 11. dxe4 Be6 12. Qe2 Qa5 13. Re1 Rad8 14. e5 Nd7 15. h3
Nb6 16. Bf1 Nb4 17. Qe4 Bd5 18. Qb1 Nc6 19. Bd3 Bxf3 20. Nxf3 Nd4 21. Re3 Nd5
22. b4 Qa4 23. Bh7+ Kh8 24. Rd3 Ne2+ 25. Kh2 Nxc1 26. Rd2 Nb3 27. Qc2 cxb4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.17"]
[White "Colautti, Marcela"]
[Black "Benedetti, Julio"]
[Result "1/2-1/2"]
[WhiteElo "1973"]
[BlackElo "2090"]
[ECO "A52"]
[Opening "Budapest"]
[Variation "Adler variation"]
[WhiteFideId "116440"]
[BlackFideId "172545"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Nf3 Bc5 5. e3 Nc6 6. Nc3 O-O 7. Be2 Ngxe5 8.
O-O Nxf3+ 9. Bxf3 Ne5 10. Be4 Ng6 11. b3 c6 12. Bb2 Re8 13. Qc2 Be7 14. Rad1 d6
15. Rd2 Be6 16. Rfd1 Qc7 17. Bf5 Rad8 18. Ne2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.18"]
[White "Vaquero, Diego Javier"]
[Black "D'Ascanio, Adolfo"]
[Result "1-0"]
[WhiteElo "2089"]
[BlackElo "1906"]
[ECO "B06"]
[Opening "Robatsch defence"]
[Variation "three pawns attack"]
[WhiteFideId "123536"]
[BlackFideId "136425"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. f4 d5 4. e5 h5 5. Be3 Nh6 6. Nf3 Bg4 7. Bd3 e6 8. Nbd2 Nc6
9. c3 Ne7 10. Qb3 Bxf3 11. Nxf3 Nef5 12. Bg1 O-O 13. O-O-O b6 14. Re1 Qe7 15.
Qb5 a6 16. Qc6 Rfc8 17. Kb1 Qe8 18. Qxe8+ Rxe8 19. Bf2 Rec8 20. h3 c5 21. Rhg1
c4 22. Bc2 b5 23. g4 hxg4 24. hxg4 Ne7 25. Bh4 Nc6 26. Bg5 Kf8 27. Bxh6 Bxh6 28.
f5 gxf5 29. gxf5 Ke8 30. fxe6 fxe6 31. Rg6 Bf8 32. Rxe6+ Kd7 33. Bf5 Kc7 34. Rh1
Re8 35. Rh7+ Re7 36. Ng5 Re8 37. Rexe7+ Bxe7 38. Ne6+ Kb6 39. Nf4 Rd8 40. Be6
Bg5 41. Nxd5+ Ka5 42. b4+ cxb3 43. axb3 Rf8 44. Bf7 Nd8 45. Kb2 Rxf7 46. b4+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.19"]
[White "Tachella, Pablo Ivan"]
[Black "Sanchez, Christian"]
[Result "0-1"]
[WhiteElo "1888"]
[BlackElo "2032"]
[ECO "B44"]
[Opening "Sicilian defence"]
[WhiteFideId "133124"]
[BlackFideId "116009"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. c3 Nf6 6. Bd3 Be7 7. O-O O-O 8. Nd2
d6 9. f4 e5 10. Ne2 Ng4 11. Nf3 Qb6+ 12. Kh1 Nf2+ 13. Rxf2 Qxf2 14. f5 Bd7 15.
Ng3 Rac8 16. Bc4 Na5 17. Bf1 Nc4 18. Bxc4 Rxc4 19. Nxe5 dxe5 20. Qxd7 Qe1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.20"]
[White "Araoz, Claudio Alberto"]
[Black "Figueroa, Jose Leonardo"]
[Result "0-1"]
[WhiteElo "1849"]
[ECO "A80"]
[Opening "Dutch"]
[WhiteFideId "107565"]
[BlackFideId "116491"]
[EventDate "2012.07.04"]

1. d4 f5 2. Bf4 Nf6 3. Nf3 e6 4. c4 d6 5. Nc3 Be7 6. h3 b6 7. e3 Bb7 8. Be2 O-O
9. O-O h6 10. b4 Nbd7 11. Qb3 g5 12. Bxg5 hxg5 13. Nxg5 Qe8 14. Nxe6 Qg6 15. Nf4
Qg7 16. c5+ Kh8 17. f3 Rg8 18. Rf2 Nf8 19. Qc2 Qg5 20. Bf1 Re8 21. Nce2 Bd8 22.
c6 Ba6 23. a4 Rxe3 24. b5 Bc8 25. Qd2 Re7 26. Ra2 a5 27. g3 Be6 28. d5 Bf7 29.
Rg2 Re5 30. Nc3 Nh5 31. h4 Qh6 32. Nxh5 Qxd2 33. Raxd2 Bxh5 34. Rdf2 Re3 35. Nd1
Rxf3 36. Be2 Rxf2 37. Kxf2 Bxe2 38. Kxe2 f4 39. Kf3 fxg3 40. Rxg3 Ng6 41. Ke4
Nxh4 42. Rh3 Rg4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.21"]
[White "Martinez, Daniel ARG"]
[Black "Lima, Damian"]
[Result "0-1"]
[WhiteElo "2007"]
[ECO "C00"]
[Opening "French"]
[Variation "King's Indian attack"]
[WhiteFideId "122025"]
[EventDate "2012.07.04"]

1. e4 e6 2. d3 d5 3. Qe2 d4 4. g3 Nc6 5. Bg2 e5 6. Nh3 Nf6 7. O-O h6 8. Kh1 Bg4
9. f3 Bh5 10. g4 Bg6 11. f4 Qd7 12. Nf2 Be7 13. Bh3 Qd6 14. fxe5 Nxe5 15. Bf4
Nfd7 16. Nd2 Qb6 17. b3 Bb4 18. a3 Bc3 19. Rab1 f6 20. Nc4 Qc6 21. Nd1 Nxc4 22.
bxc4 Ba5 23. Rb5 Bb6 24. Bg2 Qe6 25. e5 c6 26. Bd5 Qe7 27. e6 Ne5 28. Bxe5 fxe5
29. Rxb6 axb6 30. Qxe5 cxd5 31. cxd5 O-O-O 32. Qxd4 Qc5 33. Qxc5+ bxc5 34. Nc3
Rhf8 35. Rb1 Rf2 36. Rb6 Kc7 37. e7 Rd6 38. Rxd6 Kxd6 39. e8=Q Bxe8 40. Ne4+
Kxd5 41. Nxf2 Kd4 42. Kg1 Ba4 43. Kf1 Ke3 44. Ne4 b6 45. Nd6 Bxc2 46. Nc4+ Kxd3
47. Nxb6 Bb3 48. Nd7 c4 49. Ne5+ Ke3 50. Nxc4+ Bxc4+ 51. Kg2 Kf4 52. h3 Bd5+ 53.
Kh2 Bc6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.22"]
[White "Fluxa, Ismael"]
[Black "Rodriguez, Federico"]
[Result "0-1"]
[BlackElo "1981"]
[ECO "A84"]
[Opening "Dutch defence"]
[BlackFideId "122084"]
[EventDate "2012.07.04"]

1. d4 f5 2. c4 g6 3. b3 Bg7 4. Bb2 Nf6 5. Nc3 O-O 6. Nf3 d6 7. e3 Nbd7 8. Ng5
Nb6 9. c5 Nbd5 10. Bc4 e6 11. cxd6 cxd6 12. O-O a6 13. e4 fxe4 14. Ngxe4 Nxc3
15. Nxf6+ Qxf6 16. Bxc3 b5 17. Be2 Bb7 18. Qd2 Bd5 19. f4 Rac8 20. g3 Rxc3 21.
Qxc3 Qxd4+ 22. Qxd4 Bxd4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.23"]
[White "Rautenberg, Raul"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[BlackElo "2137"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[BlackFideId "104280"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. e3 d6 3. Bd3 e5 4. Nd2 Be7 5. f4 exd4 6. exd4 O-O 7. Ngf3 Nd5 8.
Ne4 Nb4 9. O-O Nxd3 10. Qxd3 Nd7 11. f5 d5 12. Neg5 Bf6 13. g4 Re8 14. Nh3 h6
15. Bf4 Nf8 16. Kh1 Re4 17. Rae1 Rxe1 18. Rxe1 Bd7 19. g5 hxg5 20. Bxg5 Nh7 21.
Rg1 Nxg5 22. Nhxg5 Bxg5 23. Rxg5 Qf6 24. h4 Re8 25. Ne5 Rxe5 26. dxe5 Qxe5 27.
f6 Qxf6 28. Kg1 Qb6+ 29. Kg2 Qxb2 30. Qb3 Qe5 31. Qg3 Qe4+ 32. Kg1 Qd4+ 33. Kh2
Be6 34. h5 b6 35. c3 Qd2+ 36. Kg1 Qc1+ 37. Kg2 Qb2+ 38. Kg1 Qb1+ 39. Kg2 Qe4+
40. Kg1 Qb1+ 41. Kg2 Qc2+ 42. Kg1 g6 43. hxg6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.24"]
[White "Tokatlian, Gabriel"]
[Black "Ennis Marcos, Alan"]
[Result "1-0"]
[WhiteElo "1947"]
[BlackElo "1623"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[WhiteFideId "123528"]
[BlackFideId "136778"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 d6 3. Bb5+ Nd7 4. f4 a6 5. Bxd7+ Bxd7 6. Nf3 g6 7. O-O Bg7 8. d3
e6 9. Qe1 Ne7 10. a4 b5 11. Qg3 b4 12. Ne2 Qc7 13. h4 O-O 14. h5 d5 15. hxg6
fxg6 16. e5 Nf5 17. Qh3 d4 18. b3 h6 19. Ng3 Nxg3 20. Qxg3 Kh7 21. Kh2 Bc6 22.
Bd2 Qf7 23. Qh3 Bxf3 24. Rxf3 Ra7 25. Raf1 Qe8 26. R3f2 Raf7 27. Kg1 Qc6 28. g3
Qd5 29. Qg4 Rf5 30. Qe2 Rh5 31. Rf3 g5 32. Qe4+ Qxe4 33. dxe4 g4 34. R3f2 Kg6
35. Kg2 Kh7 36. Rd1 Kg6 37. Bxb4 cxb4 38. Rxd4 a5 39. Rd6 Kf7 40. Rfd2 Re8 41.
Ra6 Rh3 42. Rd7+ Kg8 43. Rdd6 Rc8 44. Rdc6 Rxc6 45. Rxc6 Kf7 46. Rc5 h5 47. f5
h4 48. gxh4 Re3 49. Rc7+ Kf8 50. f6 Bh6 51. Rc5 Bf4 52. Rxa5 Re2+ 53. Kf1 Rxc2
54. Rb5 g3 55. Rb8+ Kf7 56. Rb7+ Ke8 57. Rg7 Rh2 58. a5 Rxh4 59. a6 Rh1+ 60. Ke2
Ra1 61. a7 Kf8 62. Kf3 Bxe5 63. Rb7 Ra3 64. Rb8+ Kf7 65. a8=Q Rxa8 66. Rxa8 Kxf6
67. Ra5 Bd6 68. Rb5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.25"]
[White "Maldonado, Marcos"]
[Black "Roa, Carlos"]
[Result "1-0"]
[ECO "B23"]
[Opening "Sicilian"]
[Variation "closed"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nc3 d6 3. g3 Nc6 4. d3 Nf6 5. Bg2 e5 6. h3 Be7 7. Be3 O-O 8. Qd2 a6
9. Nge2 Bd7 10. f4 Nd4 11. O-O Bc6 12. Rf2 Nxe2+ 13. Nxe2 exf4 14. Nxf4 d5 15.
exd5 Nxd5 16. Nxd5 Bxd5 17. Rf5 Bxg2 18. Qxg2 Qc7 19. d4 cxd4 20. Bxd4 Rad8 21.
c3 g6 22. Rf3 Bc5 23. Bxc5 Qxc5+ 24. Qf2 Qxf2+ 25. Rxf2 Rd3 26. Kg2 Rfd8 27. Re1
R8d7 28. h4 Kf8 29. Re4 Rd2 30. Rb4 f5 31. Rxd2 Rxd2+ 32. Kf3 Rd7 33. Rb6 Kf7
34. Kf4 Re7 35. Kg5 Re4 36. Rxb7+ Ke6 37. Rb4 Kd5 38. h5 Re3 39. Kf4 Re2 40.
hxg6 hxg6 41. Rb6 a5 42. Kf3 Rh2 43. a4 Kc4 44. Rb5 Rd2 45. Kf4 Rg2 46. Kf3 Rd2
47. Ke3 Rg2 48. Kf4 Kd3 49. Rb6 Kc4 50. Rb8 Re2 51. Kg5 Rg2 52. Kf4 Rf2+ 53. Ke3
Rg2 54. Kf3 Rh2 55. Rb6 Rd2 56. Rxg6 Rxb2 57. Ra6 Rb3 58. Rxa5 Rxc3+ 59. Kf4 Kb4
60. Rxf5 Kxa4 61. g4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.26"]
[White "Masdeu, Fernando"]
[Black "Etchevest, Marcelo"]
[Result "1-0"]
[BlackElo "1726"]
[ECO "B32"]
[Opening "Sicilian"]
[Variation "Labourdonnais-Loewenthal (Kalashnikov) variation"]
[BlackFideId "137464"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e5 5. Nb5 d6 6. a4 a6 7. N5a3 Be7 8. Nc3
Nf6 9. Be2 Be6 10. Nd5 Nxe4 11. Nxe7 Qxe7 12. O-O d5 13. c4 Rd8 14. cxd5 Bxd5
15. Qe1 O-O 16. Bc4 Nc5 17. a5 Nb3 18. Bxd5 Rxd5 19. Rb1 Ncxa5 20. Be3 Rfd8 21.
Qe2 Nd2 22. Bxd2 Rxd2 23. Qe3 R2d3 24. Qb6 Nb3 25. Rfe1 Nd2 26. Rbc1 Rb3 27. Qa5
f6 28. Rc7 Qd6 29. Rec1 Rxb2 30. Qa4 Nb3 31. Qg4 g6 32. Qc4+ Kh8 33. Rf1 Qd5 34.
Qh4 Qd7 35. Qxf6+ Kg8 36. Rxd7 Rxd7 37. Qxe5 Rbd2 38. Qe6+ Kg7 39. Qxb3 b5 40.
g3 R7d3 41. Qb4 Kf7 42. Qf4+ Kg7 43. Re1 Rd7 44. Qe5+ Kf7 45. Qe6+ Kg7 46. Qe8
Kh6 47. Qf8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.27"]
[White "Guzman, Ezequiel"]
[Black "Paolini, Claudio"]
[Result "1-0"]
[BlackElo "1915"]
[ECO "A46"]
[Opening "Queen's pawn"]
[Variation "Torre attack"]
[BlackFideId "129984"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 Be7 4. Nbd2 b6 5. e3 Bb7 6. Bd3 Nd5 7. Bxe7 Qxe7 8.
c3 f5 9. Qc2 d6 10. O-O-O Nd7 11. e4 fxe4 12. Nxe4 O-O-O 13. Rhe1 h6 14. Nfd2
Qf7 15. Bf1 e5 16. Kb1 exd4 17. cxd4 Kb8 18. Rc1 N7f6 19. Bc4 Nxe4 20. Nxe4 Rc8
21. Nc3 Nxc3+ 22. Qxc3 Qxf2 23. Be6 Qxg2 24. Bxc8 Rxc8 25. Re7 c5 26. dxc5 Rxc5
27. Qe3 Qg6+ 28. Ka1 Qf6 29. Rxc5 bxc5 30. Re8+ Bc8 31. Qe2 Kc7 32. Qe7+ Qxe7
33. Rxe7+ Kb6 34. Rxg7 h5 35. Kb1 a6 36. h4 Bf5+ 37. Kc1 Be4 38. Kd2 Kb5 39. Ke3
Bc6 40. Rh7 Be8 41. Rb7+ Kc6 42. Re7 Bg6 43. Ra7 Kb6 44. Rg7 Bc2 45. Rg5 Bd1 46.
Kd2 Bf3 47. Rf5 Bg4 48. Rg5 Be6 49. Rxh5 Bxa2 50. Rh8 d5 51. h5 Kb5 52. h6 Bb1
53. Re8 d4 54. Re7 c4 55. h7 Bxh7 56. Rxh7 a5 57. Rb7+ Ka4 58. Kc2 c3 59. bxc3
dxc3 60. Kxc3 Ka3 61. Rb3+ Ka2 62. Rb5 a4 63. Ra5 Ka3 64. Ra6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.28"]
[White "Guzman, Paola"]
[Black "Bianchi, Augusto"]
[Result "1/2-1/2"]
[BlackElo "1899"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[WhiteFideId "136450"]
[BlackFideId "130281"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 g6 5. e4 e5 6. d5 Bg7 7. Be2 a5 8. Bg5 h6
9. Bh4 g5 10. Bg3 Nc5 11. Nd2 h5 12. h4 g4 13. Qc2 Bh6 14. Rd1 Qe7 15. b3 Nh7
16. O-O f5 17. exf5 O-O 18. Nde4 Bxf5 19. Bd3 Nxd3 20. Qxd3 Nf6 21. a3 Qh7 22.
Rfe1 Ra6 23. Qe2 Rb6 24. Rb1 Nxe4 25. Nxe4 c6 26. dxc6 bxc6 27. Rbd1 Bxe4 28.
Qxe4 Qxe4 29. Rxe4 Rf6 30. c5 dxc5 31. Bxe5 Re6 32. Bc7 Rxe4 33. Bxb6 c4 34.
bxc4 Rxc4 35. Bxa5 Bc1 36. Rd3 c5 37. Bd2 Kf7 38. a4 Ke6 39. Bxc1 Rxc1+ 40. Kh2
Ra1 41. Rd8 c4 42. Rh8 c3 43. Rc8 Ra3 44. Kg3 Kd5 45. f3 Kd4 46. Kf4 Kd3 47. Kg5
gxf3 48. gxf3 Rxa4 49. Rxc3+ Kxc3 50. Kxh5 Kd4 51. Kg5 Ke5 52. h5 Rf4 53. h6
Rxf3 54. h7 Rg3+ 55. Kh6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.29"]
[White "Muniz, Roberto Anibal"]
[Black "Jorge, Hector"]
[Result "0-1"]
[ECO "C89"]
[Opening "Ruy Lopez"]
[Variation "Marshall, Herman Steiner variation"]
[WhiteFideId "173347"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 Be7 7. Re1 O-O 8. c3
d5 9. exd5 e4 10. dxc6 exf3 11. Qxf3 Bg4 12. Qe3 Re8 13. d4 Bd6 14. Qd2 Bf4 15.
Rxe8+ Qxe8 16. Qd3 Qe1+ 17. Qf1 Qxf1+ 18. Kxf1 Bxc1 19. a4 b4 20. f3 Bf5 21.
cxb4 Bxb2 22. Ra2 Bxd4 23. Nd2 h5 24. Nc4 Rb8 25. b5 axb5 26. axb5 Rxb5 27. Nd2
Rc5 28. Ke2 Rxc6 29. Ra4 Bb6 30. Ra8+ Kh7 31. Bxf7 Be6 32. Bxe6 Rxe6+ 33. Kd3
Re3+ 34. Kc2 Re2 35. Kd3 Rxg2 36. Nc4 Rxh2 37. Ne5 Rh1 38. Nf7 Re1 39. f4 Kg6
40. Ne5+ Kf5 41. Kd2 Re4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.30"]
[White "Martinez, Luciana"]
[Black "Lima, Joaquin"]
[Result "0-1"]
[WhiteElo "1488"]
[ECO "C44"]
[Opening "King's pawn game"]
[WhiteFideId "125083"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. d3 Bc5 4. Be2 d6 5. O-O Nf6 6. Bg5 h6 7. Bh4 g5 8. Bg3
Nh5 9. Nxe5 Nxg3 10. Nxc6 Nxe2+ 11. Qxe2 bxc6 12. c3 Ba6 13. Qf3 h5 14. Re1 g4
15. Qf5 Bxd3 16. Rd1 Bxb1 17. Raxb1 Qe7 18. b4 Bb6 19. a4 a5 20. e5 d5 21. e6
fxe6 22. Qe5 O-O-O 23. bxa5 Bxa5 24. Qe2 Kd7 25. c4 Rhg8 26. Rb7 h4 27. cxd5
exd5 28. Qa6 Ra8 29. Qd3 Rge8 30. h3 Qe4 31. Qxe4 Rxe4 32. f3 gxf3 33. gxf3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.31"]
[White "Villanueva, Maria Belen"]
[Black "Ferreyra, Gustavo"]
[Result "1/2-1/2"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "3.Nf3"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Bf4 Bd6 5. Bxd6 Qxd6 6. c5 Qe7 7. e3 Nd7 8. Be2
e5 9. b4 e4 10. Nfd2 Qg5 11. Rg1 Nh6 12. Na3 Nf6 13. Nf1 Nfg4 14. h3 Nf6 15. Ng3
Nf5 16. Nxf5 Bxf5 17. Kd2 Nd7 18. b5 Qd8 19. Qa4 Qc7 20. bxc6 bxc6 21. Ba6 O-O
22. Nc2 Nb8 23. Be2 Bc8 24. Rh1 f5 25. g3 Kh8 26. Rag1 Be6 27. Ne1 Qb7 28. Qa3
Nd7 29. Ng2 Rfb8 30. Rb1 Qc7 31. Nf4 Bf7 32. h4 Rxb1 33. Rxb1 Rb8 34. Rxb8+ Qxb8
35. Qb3 Qc7 36. Qb4 Nb8 37. a4 Kg8 38. a5 Qc8 39. a6 Kf8 40. Kc3 Ke8 41. Qa5 Ke7
42. Bf1 g6 43. Be2 h6 44. Qa4 g5 45. Ng2 Be8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.32"]
[White "Lahera, Carlos"]
[Black "D'Ascanio, Florencia"]
[Result "0-1"]
[ECO "A00"]
[BlackFideId "136433"]
[EventDate "2012.07.04"]

0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.33"]
[White "Enciso, Franco"]
[Black "Coronel, Nestor"]
[Result "1-0"]
[WhiteElo "1523"]
[BlackElo "1742"]
[ECO "D31"]
[Opening "QGD"]
[Variation "semi-Slav, Marshall gambit"]
[WhiteFideId "126900"]
[BlackFideId "122572"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. e4 dxe4 5. Nxe4 Nf6 6. Bg5 Bb4+ 7. Nc3 Qa5 8. Bd2
Qf5 9. Nf3 O-O 10. Be2 Nbd7 11. O-O e5 12. dxe5 Nxe5 13. Nd4 Qg6 14. Bf4 Nfd7
15. Bh5 Qf6 16. Bg3 Bxc3 17. bxc3 Nxc4 18. Re1 Ndb6 19. Qe2 Bd7 20. Qc2 Rfe8 21.
Rad1 Rac8 22. Be2 g6 23. h3 c5 24. Nf3 Bc6 25. Bh4 Qg7 26. Qc1 h6 27. Nh2 Kh7
28. Ng4 g5 29. Bg3 f5 30. Ne3 Nxe3 31. fxe3 c4 32. Bh5 Re6 33. Rd4 Qe7 34. Bf2
f4 35. Bg4 fxe3 36. Bxe3 Re8 37. Bxe6 Qxe6 38. Bf2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.34"]
[White "Sosa, Carlos"]
[Black "Moscato, Nestor Eduardo"]
[Result "1/2-1/2"]
[ECO "A43"]
[Opening "Old Benoni defence"]
[BlackFideId "123501"]
[EventDate "2012.07.04"]

1. d4 c5 2. c3 b6 3. Nf3 g6 4. dxc5 Nf6 5. cxb6 Qxb6 6. g3 Bb7 7. Bg2 Bg7 8. O-O
Nc6 9. Nbd2 d5 10. e3 e5 11. Qb3 Qc7 12. Qa4 e4 13. Nd4 h5 14. f4 h4 15. Nxc6
Bxc6 16. Qd4 h3 17. Bh1 Nh5 18. Qb4 Rb8 19. Qa3 Bf8 20. b4 Bb5 21. Rf2 Nf6 22.
Bb2 Bd3 23. Qa4+ Bb5 24. Qd1 Be7 25. a4 Bd3 26. a5 O-O 27. Rc1 Qd7 28. c4 Ng4
29. cxd5 Rxb4 30. Bd4 Rxd4 31. exd4 e3 32. Rf3 Bb5 33. Nb3 e2 34. Qd2 Re8 35.
Re1 Bf8 36. Nc5 Bxc5 37. dxc5 Bc4 38. Rc3 Qb5 39. Qd4 Qb1 40. Qd2 Qb4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.08"]
[Round "7.35"]
[White "Garcia Ciuffani, Mirco"]
[Black "Cespedes, Juan"]
[Result "0-1"]
[WhiteElo "1764"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "138118"]
[EventDate "2012.07.04"]

1. Nf3 g6 2. g3 Bg7 3. Bg2 Nf6 4. O-O O-O 5. d3 d6 6. e4 e5 7. a4 a6 8. h3 c6 9.
a5 Re8 10. Nc3 Nbd7 11. Nd2 Nc5 12. b4 Ne6 13. Nc4 Nd4 14. Nb6 Rb8 15. Nxc8 Qxc8
16. Na4 c5 17. bxc5 dxc5 18. Ba3 Nd7 19. Rb1 Qc6 20. c4 Qc7 21. Qd2 h5 22. Kh1
Kh7 23. Nb6 Nxb6 24. Rxb6 Re6 25. Rfb1 Bh6 26. Qd1 Rxb6 27. Rxb6 Rd8 28. Bb2 Nc6
29. Bc3 Bf8 30. Qf3 Bd6 31. g4 hxg4 32. Qxg4 Qd7 33. Qf3 Rb8 34. Qf6 Bc7 35. Rb3
Bd8 36. Qf3 Bxa5 37. Bxa5 Nxa5 38. Rb6 Nc6 39. Qf6 Qe7 40. Qf3 Kg7 41. Qe3 Nb4
42. Qf3 Rd8 43. Bf1 Rd6 44. Rxd6 Qxd6 45. Qd1 Qf6 46. Kg2 Qg5+ 47. Kh1 Qf4 48.
Kg2 Nc6 49. Be2 Nd4 50. Kg1 a5 51. Bg4 b6 52. Qb1 Qf6 53. Kg2 Qc6 54. Kg1 b5 55.
Qa2 bxc4 56. Qxc4 a4 57. Qa2 Qb5 58. Qd5 c4 59. Be6 fxe6 60. Qd8 Nf3+ 61. Kg2
Ne1+ 62. Kf1 Nxd3 63. Qe7+ Kg8 64. Qxe6+ Kf8 65. Qf6+ Ke8 66. Qxg6+ Kd7 67. Qg7+
Kc6 68. Qh6+ Kc5 69. Qf8+ Kd4 70. h4 Qc5 71. Qf3 Kc3 72. h5 a3 73. Qe2 Qxf2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.1"]
[White "Lorenzini, Martin"]
[Black "Mareco, Sandro"]
[Result "1-0"]
[BlackTitle "GM"]
[WhiteElo "2466"]
[BlackElo "2586"]
[ECO "B51"]
[Opening "Sicilian"]
[Variation "Canal-Sokolsky (Nimzovich-Rossolimo, Moscow) attack"]
[WhiteFideId "105570"]
[BlackFideId "112275"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. Bb5+ Nd7 4. c3 Nf6 5. Qe2 a6 6. Ba4 e6 7. d4 b5 8. Bc2 Bb7
9. O-O Be7 10. Re1 cxd4 11. cxd4 Rc8 12. Bd3 O-O 13. Nbd2 e5 14. d5 Nc5 15. Bc2
Nfd7 16. Nf1 a5 17. Ng3 g6 18. Bh6 Re8 19. Rac1 b4 20. b3 Bf8 21. Be3 Ba6 22.
Qd2 Nf6 23. h3 Re7 24. Ra1 Rb7 25. Rec1 Be7 26. a3 Nfd7 27. axb4 axb4 28. Ra2 h5
29. h4 Bb5 30. Ng5 Nf6 31. f3 Nh7 32. Rca1 Nxg5 33. hxg5 Nd7 34. Ra7 Rxa7 35.
Rxa7 Rc3 36. Rb7 Qa5 37. Ne2 Bxe2 38. Rxd7 Qa2 39. Bd1 Qxd2 40. Bxd2 Rd3 41.
Bxe2 Rxd2 42. Rxe7 Rxe2 43. Rb7 Kf8 44. Rxb4 Rb2 45. Rb7 Ke8 46. Kh2 Rb1 47. b4
Rb3 48. b5 Rb2 49. b6 Rb1 50. Kg3 Rb2 51. Kh3 Rb3 52. Kh4 Rb1 53. g4 Rh1+ 54.
Kg3 h4+ 55. Kg2 Rb1 56. Kh2 Kf8 57. Kg2 Ke8 58. Kh2 Kf8 59. Rb8+ Ke7 60. Kg2 Kd7
61. Kh3 Rh1+ 62. Kg2 Rb1 63. b7 Ke7 64. Kh2 Rb3 65. Kg2 Rb1 66. Rh8 Rxb7 67.
Rxh4 Rb2+ 68. Kg3 Kd7 69. Rh2 Rb3 70. Re2 Ra3 71. Rd2 Ke7 72. Kf2 Rb3 73. Ke2
Ra3 74. Rd3 Ra2+ 75. Rd2 Ra3 76. Rd3 Ra2+ 77. Ke3 Ra1 78. Rc3 Kd7 79. Kd3 Rb1
80. Kc4 Kc7 81. Rb3 Rc1+ 82. Kb5 Ra1 83. Kb4 Kd7 84. Ra3 Rb1+ 85. Kc4 Rc1+ 86.
Kb5 Rb1+ 87. Ka6 Kc7 88. Rc3+ Kd7 89. Rc6 Rb3 90. Rb6 Rxf3 91. Rb7+ Kc8 92. Re7
Kd8 93. Ra7 Rc3 94. Rxf7 Ke8 95. Rg7 Rc4 96. Kb6 Rxe4 97. Kc6 Rxg4 98. Kxd6 Rxg5
99. Ke6 Kf8 100. Rf7+ Kg8 101. d6 Rg1 102. d7 Rd1 103. Re7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.2"]
[White "Mahia, Gustavo"]
[Black "Lemos, Damian"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2401"]
[BlackElo "2545"]
[ECO "C11"]
[Opening "French"]
[Variation "Burn variation"]
[WhiteFideId "100439"]
[BlackFideId "113581"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 dxe4 5. Nxe4 Be7 6. Bxf6 gxf6 7. Nf3 f5 8.
Ng3 c5 9. Bb5+ Bd7 10. Bxd7+ Qxd7 11. dxc5 Qxd1+ 12. Rxd1 Nc6 13. c3 Bxc5 14.
O-O Be7 15. Nh5 Rg8 16. h3 Rd8 17. Rfe1 Rxd1 18. Rxd1 Bd8 19. b4 Ke7 20. Kf1 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.3"]
[White "Filgueira, Hernan"]
[Black "Alonso, Salvador"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2308"]
[BlackElo "2516"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "101770"]
[BlackFideId "105198"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 d5 3. Bg2 g6 4. b3 Bg7 5. Bb2 O-O 6. c4 dxc4 7. bxc4 c5 8. O-O
Nc6 9. d3 Bd7 10. Nc3 Rc8 11. Rb1 b6 12. Nb5 a6 13. Nc3 Qc7 14. Bc1 h6 15. Bd2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.4"]
[White "Perez Ponsa, Federico"]
[Black "Lujan, Carolina"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2489"]
[BlackElo "2367"]
[ECO "B30"]
[Opening "Sicilian defence"]
[WhiteFideId "117927"]
[BlackFideId "109878"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. Nc3 e5 4. Bc4 Be7 5. d3 Nf6 6. Ng5 O-O 7. f4 exf4 8. Bxf4
d6 9. O-O Bg4 10. Qd2 Nd4 11. Kh1 h6 12. Nf3 Be6 13. Rae1 Re8 14. Nxd4 cxd4 15.
Nb5 Qb6 16. Qf2 Rac8 17. b3 d5 18. exd5 Bxd5 19. Nxd4 Bc5 20. c3 Ng4 21. Qg3
Bxc4 22. dxc4 Nf6 23. Be5 Nh5 24. Qg4 Qg6 25. Qf3 f6 26. g4 Rxe5 27. Rxe5 fxe5
28. gxh5 Qe8 29. Qd5+ Kh8 30. Ne6 Be7 31. Qxe5 Bf6 32. Rxf6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.5"]
[White "Giampa, Alejandro"]
[Black "Slipak, Sergio"]
[Result "1/2-1/2"]
[BlackTitle "GM"]
[WhiteElo "2226"]
[BlackElo "2444"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "108359"]
[BlackFideId "100250"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. b3 b6 3. Bb2 Bb7 4. e3 g6 5. Bxf6 exf6 6. c4 Bg7 7. Nc3 f5 8. Rc1
O-O 9. g3 Na6 10. Bg2 Nc5 11. d3 a5 12. O-O Re8 13. Ne1 c6 14. Na4 Ne6 15. h4 d5
16. cxd5 cxd5 17. d4 f4 18. gxf4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.6"]
[White "Krysa, Leandro"]
[Black "Pichot, Alan"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2424"]
[BlackElo "2287"]
[ECO "A60"]
[Opening "Benoni defence"]
[WhiteFideId "116807"]
[BlackFideId "110973"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 Bd6 6. e4 O-O 7. Nf3 Re8 8. Bd3
Bc7 9. O-O d6 10. h3 Nbd7 11. Bf4 a6 12. a4 Nf8 13. Bh2 Ng6 14. Nd2 Rb8 15. a5
Nd7 16. f4 Bxa5 17. Rxa5 Qxa5 18. Nc4 Qc7 19. e5 b5 20. Nxd6 Bb7 21. Nxf7 c4 22.
Bxg6 Qc5+ 23. Kh1 hxg6 24. f5 Kxf7 25. e6+ Ke7 26. exd7 Kxd7 27. Qg4 Ra8 28. f6+
Kd8 29. f7 Rf8 30. Qe6 Bc8 31. Qd6+ Qxd6 32. Bxd6 Bf5 33. Bxf8 Ra7 34. Bxg7 Rxf7
35. Be5 b4 36. Na4 Rb7 37. Rf4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.7"]
[White "Felgaer, Ruben"]
[Black "Gaitan, Juan Manuel"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2580"]
[BlackElo "2283"]
[ECO "C12"]
[Opening "French"]
[Variation "MacCutcheon, Janowski variation"]
[WhiteFideId "107069"]
[BlackFideId "121657"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Bb4 5. e5 h6 6. Be3 Ne4 7. Qg4 Kf8 8. a3
Bxc3+ 9. bxc3 c5 10. Bd3 Nxc3 11. dxc5 Nc6 12. Nf3 f5 13. exf6 Qxf6 14. Qh5 e5
15. Bg6 e4 16. Nh4 Ne7 17. f3 Kg8 18. O-O Ne2+ 19. Kh1 exf3 20. Bd3 Nf4 21. Qe8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.8"]
[White "Ricardi, Pablo"]
[Black "Torres, Sergio"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2500"]
[BlackElo "2130"]
[ECO "A53"]
[Opening "Old Indian defence"]
[WhiteFideId "100242"]
[BlackFideId "105740"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 d6 3. Nf3 c5 4. Nc3 Nc6 5. d5 Nb8 6. e4 Bg4 7. Be2 Nbd7 8. O-O
g6 9. Bf4 Bxf3 10. Bxf3 Bg7 11. Qd2 O-O 12. Be2 Re8 13. Rad1 a6 14. a4 Qa5 15.
Qc2 Qc7 16. h3 Rf8 17. Bh2 Ne8 18. f4 Bd4+ 19. Kh1 Ng7 20. Bf3 f5 21. g4 h6 22.
Ne2 Bf6 23. gxf5 gxf5 24. Rg1 b5 25. Ng3 Kh8 26. e5 Bh4 27. Ne2 dxe5 28. fxe5
Nxe5 29. Nf4 Qb6 30. Qe2 Bf6 31. Ng6+ Nxg6 32. Rxg6 Kh7 33. Rdg1 Qd8 34. Qg2 Rf7
35. Rxh6+ Kg8 36. Qg6 Bg5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.9"]
[White "Dolezal, Cristian"]
[Black "Spata, German"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2437"]
[BlackElo "2278"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "103560"]
[BlackFideId "113026"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 b6 3. Bg2 Bb7 4. O-O e6 5. c4 Be7 6. b3 O-O 7. Bb2 d5 8. Ne5
Nbd7 9. d4 c5 10. dxc5 Nxe5 11. Bxe5 bxc5 12. Nc3 Nd7 13. Bf4 Nb6 14. Rc1 Qd7
15. cxd5 exd5 16. Qd3 Rfd8 17. Rfd1 Rac8 18. Qb5 Bc6 19. Qa5 g5 20. Bd2 Qb7 21.
Be1 f5 22. Nb1 Nd7 23. Qd2 Ne5 24. Qc2 Rf8 25. f4 gxf4 26. gxf4 Ng4 27. Rd3 d4
28. Bxc6 Rxc6 29. Rg3 Rg6 30. Bf2 Bd6 31. Rf1 Bxf4 32. Qxc5 Ne3 33. Bxe3 Bxe3+
34. Rf2 Qe4 35. Qc4+ Kh8 36. Rxg6 Qxb1+ 37. Kg2 hxg6 38. Qe6 Bxf2 39. Qe5+ Kg8
40. Qe6+ Kg7 41. Qe7+ Rf7 42. Qe5+ Kh7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.10"]
[White "Julia, Ernesto"]
[Black "Herman, Diego"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2359"]
[BlackElo "2193"]
[ECO "A42"]
[Opening "Modern defence"]
[Variation "Averbakh system, Kotov variation"]
[WhiteFideId "101150"]
[BlackFideId "104833"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. c4 d6 4. Nc3 Nc6 5. Be3 e5 6. Nge2 Nf6 7. d5 Ne7 8. f3 Nd7
9. Qd2 a5 10. b3 Nc5 11. Nc1 Bd7 12. Nd3 b6 13. Be2 h6 14. O-O-O f5 15. Kc2 g5
16. Ra1 Ng6 17. Nxc5 bxc5 18. exf5 Nf4 19. Bd3 a4 20. Be4 O-O 21. g3 Rxf5 22.
gxf4 exf4 23. Bf2 Rf8 24. Rab1 axb3+ 25. axb3 Qf6 26. Ra1 Rfe8 27. Rxa8 Rxa8 28.
Kb2 Qe5 29. Bb1 Qe8 30. Bc2 Qh5 31. Be4 Qh3 32. Be1 Be8 33. Qe2 Bh5 34. Qf1 Qc8
35. Bd2 Qa6 36. Kc2 Re8 37. h3 Rb8 38. Qd3 Qb7 39. Rb1 Ra8 40. Bg6 Bxg6 41. Qxg6
Qc8 42. h4 Qh3 43. hxg5 hxg5 44. Qxg5 Ra2+ 45. Nxa2 Qh7+ 46. Kd1 Qh1+ 47. Ke2
Qg2+ 48. Qxg2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.11"]
[White "Fernandez, Maria Florencia"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2150"]
[BlackElo "2449"]
[ECO "E58"]
[Opening "Nimzo-Indian"]
[Variation "4.e3, main line with 8...Bxc3"]
[WhiteFideId "116459"]
[BlackFideId "113816"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O Nc6 8. a3
Bxc3 9. bxc3 Qc7 10. Bb2 Na5 11. cxd5 exd5 12. Ne5 c4 13. Bc2 Ne4 14. f3 Nd6 15.
Qe1 f6 16. Ng4 Bxg4 17. fxg4 Rfe8 18. Qh4 Ne4 19. Rf5 Qb6 20. Bc1 Nb3 21. Rb1
Nxc3 22. g5 fxg5 23. Rxg5 h6 24. Rg6 Re6 25. Rxe6 Qxe6 26. Bxb3 cxb3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.12"]
[White "Pierrot, Facundo"]
[Black "Vaquero, Diego Javier"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2442"]
[BlackElo "2089"]
[ECO "A52"]
[Opening "Budapest"]
[Variation "Rubinstein variation"]
[WhiteFideId "103250"]
[BlackFideId "123536"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e5 3. dxe5 Ng4 4. Bf4 Nc6 5. Nf3 Bb4+ 6. Nbd2 Qe7 7. e3 Ngxe5 8.
Nxe5 Nxe5 9. Be2 O-O 10. O-O d6 11. Nb3 Ng6 12. Bg3 Bc5 13. Nxc5 dxc5 14. Qc2 b6
15. Bf3 Rb8 16. Rad1 Be6 17. b3 f5 18. Rd2 Rbd8 19. Rfd1 a5 20. Rxd8 Rxd8 21.
Rxd8+ Qxd8 22. Qd1 Qe7 23. Bd5 Nf8 24. Bxe6+ Nxe6 25. Qd5 Qf7 26. h4 h5 27. Be5
Kh7 28. Bxc7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.13"]
[White "Barrionuevo, Pablo"]
[Black "Martinez De Negri, Gonzalo"]
[Result "0-1"]
[WhiteTitle "IM"]
[WhiteElo "2318"]
[BlackElo "2093"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "110566"]
[BlackFideId "106593"]
[EventDate "2012.07.04"]

1. e4 c5 2. c3 Nf6 3. e5 Nd5 4. d4 cxd4 5. Nf3 Nc6 6. cxd4 d6 7. Bc4 Nb6 8. Bb3
g6 9. Qe2 Bg7 10. O-O d5 11. h3 O-O 12. Nc3 a6 13. Bf4 Bf5 14. g4 Be6 15. Rad1
h6 16. Bc2 Qd7 17. Bg3 h5 18. Nh2 hxg4 19. hxg4 f5 20. f4 Rae8 21. Nf3 Nd8 22.
Nh4 Kf7 23. Qd3 Nc4 24. Rb1 b5 25. Rf2 Nc6 26. a3 Rg8 27. Kg2 Bh6 28. Nd1 Rh8
29. Ra1 b4 30. a4 a5 31. b3 Na3 32. Bb1 Nd8 33. Rxa3 bxa3 34. Ne3 Nc6 35. gxf5
gxf5 36. Nexf5 Bxf5 37. Nxf5 Nb4 38. Qf3 Bf8 39. Qg4 Qe6 40. Nd6+ exd6 41. Bf5
Qh6 42. Rf1 Be7 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.14"]
[White "Figueroa, Jose Leonardo"]
[Black "Tobares, Leandro"]
[Result "0-1"]
[BlackElo "2242"]
[ECO "B88"]
[Opening "Sicilian"]
[Variation "Sozin, Leonhardt variation"]
[WhiteFideId "116491"]
[BlackFideId "106402"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. Bb3 a6 8. O-O
Be7 9. Be3 O-O 10. Kh1 Nxd4 11. Bxd4 b5 12. f3 Bb7 13. Qe1 Qc7 14. Rd1 Bc6 15.
Rf2 b4 16. Ne2 a5 17. c3 a4 18. Bc2 e5 19. Be3 d5 20. Ng3 Rfb8 21. Nf5 b3 22.
axb3 axb3 23. Bb1 dxe4 24. f4 Bf8 25. h3 Rd8 26. Rxd8 Rxd8 27. fxe5 Nd7 28. e6
fxe6 29. Nd4 Bd5 30. Bg5 Re8 31. Bxe4 Qe5 32. Bf4 Qxe4 33. Qxe4 Bxe4 34. Nxb3
Bd5 35. Nd2 Nc5 36. b4 Nd3 37. Rf1 Rc8 38. Nb1 Bxb4 39. cxb4 Nxf4 40. Rxf4 Rc1+
41. Kh2 Rxb1 42. Kg3 Rb2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.15"]
[White "Aparicio, Anibal"]
[Black "Sanchez, Christian"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2223"]
[BlackElo "2032"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[WhiteFideId "101133"]
[BlackFideId "116009"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Bf4 e6 3. e3 b6 4. Nd2 Bb7 5. Ngf3 c5 6. Bd3 d6 7. O-O Be7 8. h3
O-O 9. c3 Nbd7 10. Qe2 Qc7 11. e4 Nh5 12. Bh2 g6 13. Qe3 Ng7 14. Qh6 f5 15. Ng5
Bxg5 16. Qxg5 fxe4 17. Nxe4 e5 18. dxe5 dxe5 19. Rfe1 c4 20. Bf1 Ne6 21. Qe7
Rae8 22. Qd6 Bxe4 23. Qxc7 Nxc7 24. Rxe4 b5 25. a4 Nc5 26. Rxe5 Nxa4 27. Bxc4+
bxc4 28. Rxa4 Rd8 29. Bg3 Rd2 30. Rxc4 Nd5 31. Rd4 Rxd4 32. cxd4 Rd8 33. Re6 Nb4
34. Rd6 Re8 35. Rd7 Nd3 36. Rxa7 Nxb2 37. Rb7 Nc4 38. f3 Re2 39. Bf4 Re8 40. Bh6
Nd6 41. Rg7+ Kh8 42. Rd7 Nf5 43. Bf4 h5 44. Be5+ Kg8 45. g4 hxg4 46. hxg4 Ne7
47. f4 Nc6 48. Rg7+ Kf8 49. Rxg6 Nxe5 50. dxe5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.16"]
[White "Mansilla, Martin"]
[Black "Negri, Santiago"]
[Result "0-1"]
[WhiteElo "2037"]
[BlackElo "2188"]
[ECO "A11"]
[Opening "English"]
[Variation "Caro-Kann defensive system"]
[WhiteFideId "131865"]
[BlackFideId "109940"]
[EventDate "2012.07.04"]

1. c4 c6 2. Nf3 Nf6 3. Nc3 d5 4. e3 e6 5. Qc2 Nbd7 6. b3 Bd6 7. Bb2 O-O 8. d4
Qe7 9. Be2 Re8 10. O-O dxc4 11. Bxc4 e5 12. Ng5 Rf8 13. Nce4 Nxe4 14. Nxe4 Bc7
15. a4 Ba5 16. Ba3 Bb4 17. Bxb4 Qxb4 18. Ng5 g6 19. Qe4 exd4 20. Qh4 h5 21. g4
Ne5 22. gxh5 Qe7 23. Be2 d3 24. hxg6 f6 25. Nf7 Nxg6 26. Qh6 Rxf7 27. Kh1 dxe2
28. Rg1 Qe4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.17"]
[White "Lima, Damian"]
[Black "Colautti, Marcela"]
[Result "0-1"]
[BlackElo "1973"]
[ECO "E21"]
[Opening "Nimzo-Indian"]
[Variation "three knights variation"]
[BlackFideId "116440"]
[EventDate "2012.07.04"]

1. d4 e6 2. c4 Nf6 3. Nf3 Bb4+ 4. Nc3 O-O 5. Bg5 Bxc3+ 6. bxc3 d6 7. e4 h6 8.
Bh4 Nc6 9. Qc2 e5 10. Rd1 Bg4 11. d5 Na5 12. Be2 Bh5 13. O-O b6 14. Kh1 Nb7 15.
Rg1 Nc5 16. Bd3 g5 17. Bg3 Qd7 18. Rge1 Bxf3 19. gxf3 h5 20. Qc1 Nh7 21. Be2 h4
22. Bxh4 gxh4 23. Rg1+ Kh8 24. Rg4 f5 25. exf5 Qxf5 26. Rdg1 Rg8 27. Rxh4 Rxg1+
28. Qxg1 Rg8 29. Qc1 Qg5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.18"]
[White "Benedetti, Julio"]
[Black "Tokatlian, Gabriel"]
[Result "1-0"]
[WhiteElo "2090"]
[BlackElo "1947"]
[ECO "B20"]
[Opening "Sicilian defence"]
[WhiteFideId "172545"]
[BlackFideId "123528"]
[EventDate "2012.07.04"]

1. e4 c5 2. b3 Nc6 3. Bb2 d6 4. Nf3 a6 5. g3 e5 6. Bg2 g6 7. c3 Bg7 8. O-O Nge7
9. d4 O-O 10. Nbd2 f5 11. dxc5 dxc5 12. Ba3 b6 13. Nc4 Qc7 14. Re1 Rd8 15. Qe2
f4 16. Rad1 Bg4 17. Ncd2 fxg3 18. hxg3 Bh6 19. Nc4 Rf8 20. Ne3 Bxe3 21. Qxe3 Rf6
22. Rd2 Raf8 23. Nh2 Bc8 24. Red1 Kg7 25. Bc1 Nd8 26. Bf1 Nb7 27. Bxa6 Nd6 28.
Bf1 h5 29. f3 Nf7 30. Bc4 Nd6 31. Rxd6 Nf5 32. exf5 Rxd6 33. Qh6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.19"]
[White "Benedetti, Antonella"]
[Black "Lopez Miller, Indalecio"]
[Result "0-1"]
[WhiteElo "2026"]
[BlackElo "1894"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "170976"]
[BlackFideId "113859"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 g6 5. O-O Bg7 6. Re1 O-O 7. Bf1 Qc7 8. d4
Nbd7 9. Bf4 b6 10. Na3 a6 11. h3 Bb7 12. e5 dxe5 13. Nxe5 Nd5 14. Bg3 Nxe5 15.
dxe5 Qc6 16. Qg4 b5 17. Rad1 Rad8 18. Nc2 Nc7 19. Qh4 Qe6 20. f4 Bc6 21. Ne3 Nd5
22. Ng4 h5 23. Nh2 Nb6 24. Bf2 Na4 25. Rb1 Rd2 26. b3 Nxc3 27. Rbc1 Ne4 28. Be3
Rxa2 29. Nf3 Rd8 30. b4 cxb4 31. Nd4 Rxd4 32. Bxd4 Nd2 33. Re2 Bd5 34. Qf2 Ne4
35. Qe1 Rxe2 36. Bxe2 b3 37. Bf3 Qf5 38. Qe3 Bh6 39. g3 e6 40. Kg2 h4 41. Bg4
Nxg3+ 42. Kf2 Qxf4+ 43. Qxf4 Bxf4 44. Ra1 Bd2 45. Rxa6 b4 46. Bd1 Ne4+ 47. Ke2
Bc4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.20"]
[White "Rodriguez, Federico"]
[Black "Masdeu, Fernando"]
[Result "1/2-1/2"]
[WhiteElo "1981"]
[ECO "B80"]
[Opening "Sicilian"]
[Variation "Scheveningen variation"]
[WhiteFideId "122084"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Be3 Be7 7. Be2 Nc6 8. Qd2
a6 9. O-O-O Qc7 10. g4 O-O 11. g5 Nd7 12. h4 b5 13. h5 Re8 14. g6 Nf8 15. gxf7+
Kxf7 16. Rdg1 b4 17. Nd1 Bf6 18. Nxc6 Qxc6 19. Bg5 e5 20. Bxf6 gxf6 21. Qh6 Re7
22. Rg7+ Ke8 23. Rhg1 Raa7 24. Qxf6 Rxg7 25. Rxg7 Rxg7 26. Qxg7 Qxe4 27. Ne3
Qh1+ 28. Kd2 Qb7 29. h6 Qf7 30. Ke1 Be6 31. Qxf7+ Kxf7 32. Bxa6 Kg6 33. Bd3+
Kxh6 34. Nf5+ Bxf5 35. Bxf5 Kg5 36. Be4 Kf4 37. f3 Ne6 38. Kf2 h5 39. a4 bxa3
40. bxa3 Nc5 41. Bc6 e4 42. fxe4 Nxe4+ 43. Kg1 Nc5 44. a4 Ke3 45. a5 Kd2 46. c4
Kc3 47. Bb5 Ne6 48. a6 Nc7 49. a7 Kd4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.21"]
[White "Maldonado, Marcos"]
[Black "Martyniuk, Carolina Milka"]
[Result "1/2-1/2"]
[BlackElo "1955"]
[ECO "B06"]
[Opening "Robatsch defence"]
[Variation "Pseudo-Austrian attack"]
[BlackFideId "109576"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. Nc3 d6 4. f4 Nf6 5. Nf3 c6 6. Bd3 O-O 7. O-O b5 8. a3 a6
9. h3 Nbd7 10. e5 Ne8 11. Qe1 e6 12. Ng5 c5 13. d5 Nb6 14. dxe6 Bxe6 15. Bxg6 h6
16. Nxe6 fxe6 17. exd6 Qxd6 18. Ne4 Qc7 19. Be3 Nd5 20. Bxc5 Rxf4 21. c3 Rxe4
22. Qxe4 Qxc5+ 23. Kh1 Nec7 24. Rf7 Rf8 25. Raf1 Nf6 26. Rxf8+ Qxf8 27. Qe5 Qe7
28. Bc2 Ncd5 29. Re1 Nc7 30. Bb3 Nfd5 31. Qe4 Qd6 32. Qg4 Nf4 33. Re4 Nfd5 34.
Qd1 Qg3 35. Rg4 Qe5 36. Qd2 Kh8 37. Bc2 Qf6 38. Qd3 Kg8 39. Rg3 Nf4 40. Qd7 Ncd5
41. Be4 Qe7 42. Qc8+ Qf8 43. Qxa6 Nf6 44. Bc2 N6h5 45. Rf3 Qe7 46. Qa8+ Bf8 47.
Qe4 Qg7 48. g4 Bc5 49. b4 Bd6 50. Qc6 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.22"]
[White "Cordero, Alfredo"]
[Black "Tachella, Pablo Ivan"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2137"]
[BlackElo "1888"]
[ECO "D40"]
[Opening "QGD"]
[Variation "Semi-Tarrasch defence"]
[WhiteFideId "104280"]
[BlackFideId "133124"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Nf3 c5 5. e3 Nc6 6. Bd3 a6 7. O-O dxc4 8. Bxc4
b5 9. Bd3 cxd4 10. exd4 Be7 11. Bg5 O-O 12. Rc1 Bb7 13. Bb1 Qb6 14. Bxf6 Bxf6
15. Ne4 Be7 16. d5 Rfd8 17. d6 Bf8 18. Qc2 f5 19. Qb3 Bc8 20. Neg5 Na5 21. Qc3
Bxd6 22. Rfd1 Bf4 23. Rxd8+ Qxd8 24. Re1 Bxg5 25. Nxg5 Qxg5 26. Qxa5 Bb7 27. g3
Qg4 28. Qb6 Bd5 29. Qe3 Qh3 30. f3 Qh5 31. a3 Rd8 32. Bc2 Qf7 33. Bb3 Bxb3 34.
Qxb3 Rd6 35. Qb4 Qc7 36. Qf4 Kf7 37. h4 h6 38. h5 Qc5+ 39. Kg2 Qc2+ 40. Kf1 Rd2
41. Qe3 Qc4+ 42. Kg1 Rxb2 43. Rc1 Rc2 44. Qa7+ Kg8 45. Rxc2 Qxc2 46. Qxa6 Qc4
47. Qd6 Qd5 48. Qe7 Qd1+ 49. Kg2 Qe2+ 50. Kg1 Qe3+ 51. Kg2 Qg5 52. Qxe6+ Kh7 53.
Qe8 f4 54. Qe4+ Kg8 55. Qe8+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.23"]
[White "Jorge, Hector"]
[Black "Martinez, Daniel ARG"]
[Result "0-1"]
[BlackElo "2007"]
[ECO "D00"]
[Opening "Blackmar gambit"]
[BlackFideId "122025"]
[EventDate "2012.07.04"]

1. e4 d5 2. d4 dxe4 3. Nc3 Nf6 4. f3 exf3 5. Nxf3 Bg4 6. Bd3 e6 7. O-O Be7 8.
Qe1 O-O 9. Qg3 Bxf3 10. Rxf3 Qxd4+ 11. Be3 Qd6 12. Qh4 Rd8 13. Rxf6 Bxf6 14.
Qxh7+ Kf8 15. Ne4 Qd5 16. Nxf6 gxf6 17. Rf1 Nd7 18. Be4 Qe5 19. Bh6+ Ke7 20. Bg6
Qd4+ 21. Kh1 Ne5 22. Bxf7 Nxf7 23. Bg7 Qf2 24. Bxf6+ Qxf6 25. Re1 Rd4 26. Qh3
Rh8 27. Qg3 Rf4 28. Qa3+ Nd6 29. h3 Re4 30. Rd1 Re3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.24"]
[White "D'Ascanio, Adolfo"]
[Black "Araoz, Claudio Alberto"]
[Result "1-0"]
[WhiteElo "1906"]
[BlackElo "1849"]
[ECO "A45"]
[Opening "Trompovsky attack (Ruth, Opovcensky opening)"]
[WhiteFideId "136425"]
[BlackFideId "107565"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Bg5 g6 3. Bxf6 exf6 4. e4 Bg7 5. Nc3 O-O 6. Bc4 c6 7. h4 h5 8. Qf3
b5 9. Bb3 d5 10. Qg3 Qe7 11. O-O-O b4 12. Nxd5 cxd5 13. f3 Kh7 14. Bxd5 Bb7 15.
Bxb7 Qxb7 16. Qh3 Rc8 17. Kb1 Qc7 18. Rd2 Qc4 19. g4 Bh6 20. f4 Bxf4 21. Re2 a5
22. gxh5 a4 23. hxg6+ fxg6 24. h5 Kg7 25. hxg6 Qg8 26. Qf5 Bh6 27. e5 Qf8 28.
Rxh6 Ra6 29. Rh7+ Kg8 30. Reh2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.25"]
[White "Fluxa, Ismael"]
[Black "Rautenberg, Raul"]
[Result "1-0"]
[ECO "A04"]
[Opening "Reti opening"]
[EventDate "2012.07.04"]

1. Nf3 Nc6 2. g3 e5 3. d3 d5 4. Bg2 Be6 5. O-O Qd7 6. Ng5 h6 7. Nxe6 Qxe6 8. Nd2
g5 9. c4 d4 10. Qb3 O-O-O 11. a4 a5 12. Qb5 Bb4 13. Nb3 Nge7 14. Bd2 Bxd2 15.
Nc5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.26"]
[White "Lima, Joaquin"]
[Black "Guzman, Ezequiel"]
[Result "1-0"]
[ECO "C01"]
[Opening "French"]
[Variation "exchange variation"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Bd6 5. Nf3 Bg4 6. O-O Ne7 7. Re1 c6 8. Be3
Qc7 9. h3 Bh5 10. Nbd2 Bg6 11. Bxg6 hxg6 12. c4 O-O 13. c5 Nf5 14. cxd6 Qxd6 15.
Nf1 Nd7 16. Qb3 b5 17. Bd2 a5 18. Ne3 Nh6 19. Rac1 Rfc8 20. Rc2 f6 21. Qd3 Kf7
22. g3 Nf8 23. Ng2 g5 24. h4 gxh4 25. Bf4 Qd7 26. Bxh6 hxg3 27. Bf4 gxf2+ 28.
Kxf2 g5 29. Bxg5 fxg5 30. Ne5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.27"]
[White "Bianchi, Augusto"]
[Black "D'Ascanio, Florencia"]
[Result "1-0"]
[WhiteElo "1899"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "130281"]
[BlackFideId "136433"]
[EventDate "2012.07.04"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 a6 5. Be3 Nc6 6. c4 Qd8 7. d5 Ne5 8. Bxc5
g6 9. Bd4 f6 10. Nd2 Nf7 11. Bd3 e6 12. Be4 Ng5 13. Qe2 Rb8 14. Ngf3 Nxe4 15.
Qxe4 Qd6 16. O-O Be7 17. Rfe1 exd5 18. Qxd5 Qxd5 19. cxd5 Kf8 20. Bb6 Nh6 21.
Bc7 Ra8 22. d6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.28"]
[White "Ferreyra, Gustavo"]
[Black "Etchevest, Marcelo"]
[Result "1/2-1/2"]
[BlackElo "1726"]
[ECO "D02"]
[Opening "Queen's pawn game"]
[BlackFideId "137464"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. d4 e6 3. g3 Nf6 4. Bg2 Be7 5. O-O O-O 6. c4 dxc4 7. Qc2 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Be4 11. Qc1 b4 12. Qc4 Bd5 13. Qc2 Nbd7 14. Bf4 c5 15.
dxc5 Nxc5 16. Nbd2 Rc8 17. Qd1 Qb6 18. Be3 Rfd8 19. Qb1 Qb7 20. Ne1 Ng4 21. Bxc5
Bxg2 22. Nxg2 Rxd2 23. Bxe7 Qxe7 24. h3 Ne5 25. Qe4 Qd6 26. Rac1 Rd8 27. Rc2 Rd4
28. Qb7 Rb8 29. Rc8+ Rxc8 30. Qxc8+ Qd8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.29"]
[White "Ennis Marcos, Alan"]
[Black "Villanueva, Maria Belen"]
[Result "1-0"]
[WhiteElo "1623"]
[ECO "A80"]
[Opening "Dutch, 2.Bg5 variation"]
[WhiteFideId "136778"]
[EventDate "2012.07.04"]

1. d4 f5 2. Bg5 h6 3. Bh4 g5 4. e4 Nf6 5. e5 gxh4 6. exf6 h5 7. Be2 Kf7 8. Bxh5+
Kxf6 9. Qe2 d6 10. Nc3 c6 11. O-O-O e6 12. Nh3 Qa5 13. g3 b5 14. g4 b4 15. g5+
Ke7 16. Nf4 Bg7 17. Ng6+ Kd7 18. Nxh8 Bxh8 19. Nb1 Qxa2 20. Bf7 Qa5 21. Qxe6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.30"]
[White "Roa, Carlos"]
[Black "Enciso, Franco"]
[Result "1-0"]
[BlackElo "1523"]
[ECO "B70"]
[Opening "Sicilian"]
[Variation "dragon variation"]
[BlackFideId "126900"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Bc4 Bg7 7. f3 Nc6 8. Be3
Bd7 9. Qd2 Rc8 10. Bb3 Ne5 11. O-O-O O-O 12. Bh6 Nc4 13. Bxc4 Rxc4 14. Bxg7 Kxg7
15. g4 b5 16. Ndxb5 Qa5 17. Na3 Rfc8 18. Nxc4 Rxc4 19. a3 Be6 20. h4 h5 21. g5
Nd7 22. Nd5 Bxd5 23. Qxa5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.31"]
[White "Paolini, Claudio"]
[Black "Guzman, Paola"]
[Result "0-1"]
[WhiteElo "1915"]
[ECO "A08"]
[Opening "Reti"]
[Variation "King's Indian attack, French variation"]
[WhiteFideId "129984"]
[BlackFideId "136450"]
[EventDate "2012.07.04"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. g3 c5 5. Bg2 Nc6 6. Ngf3 Be7 7. O-O O-O 8. Re1
b5 9. e5 Nd7 10. Nf1 a5 11. h4 b4 12. N1h2 Ba6 13. Bh3 Nb6 14. Bg5 Nd4 15. Bxe7
Nxf3+ 16. Qxf3 Qxe7 17. Ng4 a4 18. Nf6+ Kh8 19. Nh5 c4 20. d4 a3 21. b3 Nc8 22.
Nf4 Rd8 23. Qh5 Kg8 24. Qg4 Na7 25. Nh5 Qf8 26. Qf4 cxb3 27. cxb3 Nb5 28. g4
Rdc8 29. Bf1 Nc3 30. Bxa6 Rxa6 31. Ng3 Rac6 32. g5 Qd8 33. h5 Nb5 34. Kg2 Rc2
35. g6 fxg6 36. hxg6 Qf8 37. gxh7+ Kh8 38. Qxf8+ Rxf8 39. Re2 Nxd4 40. Rxc2 Nxc2
41. Rc1 Nd4 42. Rc7 Ra8 43. Rb7 Nxb3 44. Rxb4 Nc1 45. Rh4 Nxa2 46. Ne2 g5 47.
Rh6 Nb4 48. Nc1 a2 49. Nxa2 Nxa2 50. Rxe6 Kxh7 51. Rd6 Nc3 52. Kh3 Re8 53. e6
Kg6 54. Kg4 Ne4 55. Ra6 Nxf2+ 56. Kf3 Ne4 57. Ra5 Nf6 58. Ra6 Kf5 59. Kf2 Rxe6
60. Ra5 Ke4 61. Ra4+ d4 62. Ra5 Re5 63. Ra6 Ng4+ 64. Kg3 Ne3 65. Ra8 Kd3 66.
Ra3+ Kd2 67. Ra2+ Nc2 68. Kf3 d3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.32"]
[White "Lahera, Carlos"]
[Black "Muniz, Roberto Anibal"]
[Result "0-1"]
[ECO "B83"]
[Opening "Sicilian"]
[Variation "modern Scheveningen, main line"]
[BlackFideId "173347"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 e6 5. Be3 d6 6. Nc3 Nf6 7. Be2 Be7 8. O-O
O-O 9. f4 Qc7 10. Kh1 a6 11. a4 Re8 12. Qd2 b6 13. Bf3 Rb8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.33"]
[White "Coronel, Nestor"]
[Black "Martinez, Luciana"]
[Result "1-0"]
[WhiteElo "1742"]
[BlackElo "1488"]
[ECO "B07"]
[Opening "Pirc"]
[Variation "Ufimtsev-Pytel variation"]
[WhiteFideId "122572"]
[BlackFideId "125083"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 c6 4. Bg5 Qc7 5. Qd2 e5 6. O-O-O Bg4 7. f3 Bh5 8. g4
Bg6 9. h4 h5 10. Bxf6 gxf6 11. g5 Nd7 12. Kb1 O-O-O 13. Nge2 c5 14. d5 f5 15.
Bg2 f4 16. Nc1 Nb6 17. Nb5 Qe7 18. Nxa7+ Kb8 19. Nb5 Nc4 20. Qc3 Ne3 21. Bh3
Nxd1 22. Qa5 b6 23. Qxb6+ Qb7 24. Qxd8+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.34"]
[White "Cespedes, Juan"]
[Black "Moscato, Nestor Eduardo"]
[Result "0-1"]
[ECO "A40"]
[Opening "Modern defence"]
[BlackFideId "123501"]
[EventDate "2012.07.04"]

1. d4 g6 2. e3 Bg7 3. b3 Nf6 4. Nf3 O-O 5. Bb2 b6 6. Nbd2 Bb7 7. Bd3 d6 8. O-O
Nbd7 9. Rc1 c5 10. dxc5 Nxc5 11. Be2 Rc8 12. a3 Qd7 13. b4 Na4 14. Ba1 Nc3 15.
Qe1 Rc7 16. Nb3 Rfc8 17. Bxc3 Rxc3 18. Qd1 e5 19. Nfd2 d5 20. Nb1 R3c7 21. f4
exf4 22. exf4 Qe6 23. Nd4 Qe3+ 24. Kh1 Ne4 25. Nb5 Nf2+ 26. Rxf2 Qxf2 27. Nxc7
Rxc7 28. Qf1 Qxf1+ 29. Bxf1 Bb2 30. Re1 Rxc2 31. Bd3 Rc1 32. Rxc1 Bxc1 33. g3 f5
34. Kg1 a6 35. h3 b5 36. Kf1 d4 37. Ke2 h5 38. h4 Kf7 39. Kd1 Be3 40. Ke2 Ke6
41. Nd2 Bd5 42. Nf3 Bxf3+ 43. Kxf3 Bc1 44. a4 bxa4 45. Bxa6 Kd5 46. Ke2 a3 47.
Kd3 Be3 48. Bc4+ Kc6 49. Ke2 Bg1 50. Kd3 Bf2 51. b5+ Kc5 52. Ke2 Bxg3 53. Kd3
Bf2 54. Ke2 Bxh4 55. Kd3 Bf6 56. Ke2 Kxc4 57. b6 Bd8 58. b7 Bc7 59. Kd2 Bxf4+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.09"]
[Round "8.35"]
[White "Garcia Ciuffani, Mirco"]
[Black "Sosa, Carlos"]
[Result "1-0"]
[WhiteElo "1764"]
[ECO "A00"]
[Opening "Ware (Meadow Hay) opening"]
[WhiteFideId "138118"]
[EventDate "2012.07.04"]

1. a4 b6 2. Nf3 Bb7 3. d3 c5 4. c4 g6 5. Bd2 Bg7 6. Nc3 e6 7. g3 Nc6 8. Rb1 Qc7
9. Nb5 Qb8 10. Bg2 a6 11. Bc3 e5 12. Na3 Nge7 13. O-O O-O 14. Nc2 d6 15. b4 cxb4
16. Nxb4 Nxb4 17. Bxb4 a5 18. Bd2 Qc7 19. Qb3 Nc8 20. Ne1 Bxg2 21. Nxg2 Kh8 22.
Ne3 Qc5 23. Nd5 Rb8 24. Be3 Qc6 25. Qb5 Qa8 26. Nxb6 Nxb6 27. Bxb6 e4 28. Qxa5
Qxa5 29. Bxa5 Ra8 30. Bc7 exd3 31. exd3 Rxa4 32. Bxd6 Rd8 33. Rb8 Rxb8 34. Bxb8
Bd4 35. Re1 Ra1 36. Rxa1 Bxa1 37. c5 Bf6 38. c6 Bd8 39. c7 Bxc7 40. Bxc7 Kg7 41.
d4 Kf8 42. d5 Ke7 43. d6+ Kd7 44. Kg2 Ke6 45. Kf3 Kd7 46. Ke4 Ke6 47. g4 f6 48.
f4 h6 49. h4 Kd7 50. f5 g5 51. hxg5 hxg5 52. Kd5 Ke8 53. Ke6 Kf8 54. d7 Kg7 55.
d8=Q Kh7 56. Qxf6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.1"]
[White "Lemos, Damian"]
[Black "Lorenzini, Martin"]
[Result "0-1"]
[WhiteTitle "GM"]
[WhiteElo "2545"]
[BlackElo "2466"]
[ECO "D16"]
[Opening "QGD Slav"]
[Variation "Smyslov variation"]
[WhiteFideId "113581"]
[BlackFideId "105570"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Nc3 dxc4 5. a4 Na6 6. e4 Bg4 7. Bxc4 Bxf3 8.
gxf3 e6 9. O-O Be7 10. Be3 O-O 11. Kh1 Nb4 12. Rg1 Kh8 13. Rc1 Qd7 14. Qf1 Nh5
15. Qh3 g6 16. Ne2 Rad8 17. Ng3 Ng7 18. Ne2 Nh5 19. Bh6 Rg8 20. Rcd1 Bf6 21. Bb3
Qc7 22. f4 c5 23. Rc1 b6 24. f5 exf5 25. exf5 Qb7+ 26. d5 Nxd5 27. Qf3 Rd7 28.
Rcd1 Nb4 29. Qxb7 Rxb7 30. Nc3 Bg7 31. Be3 Be5 32. Nb5 Ng7 33. fxg6 hxg6 34.
Rge1 Re8 35. Bh6 Rbe7 36. Bxf7 Rxf7 37. Nd6 Bxd6 38. Bxg7+ Kxg7 39. Rxe8 Bf4 40.
Re6 Bg5 41. Kg2 Bf6 42. Rd2 Bd4 43. Kg3 Rd7 44. f4 Kf7 45. Ree2 Rd5 46. Kf3 Rh5
47. Rg2 Kf6 48. Rg5 Rxg5 49. fxg5+ Kxg5 50. Ke4 Kf6 51. b3 g5 52. Rg2 Be5 53.
Rf2+ Ke6 54. h3 Bf6 55. Rd2 Nc6 56. Rd3 Nd4 57. Rc3 a6 58. Rg3 Nf5 59. Rf3 Nd6+
60. Kd3 b5 61. axb5 axb5 62. Re3+ Be5 63. Rf3 c4+ 64. bxc4 bxc4+ 65. Kc2 Nb5 66.
Re3 Kd5 67. Re1 Nd4+ 68. Kb1 c3 69. Rc1 Kc4 70. Rg1 c2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.2"]
[White "Krysa, Leandro"]
[Black "Perez Ponsa, Federico"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2424"]
[BlackElo "2489"]
[ECO "E96"]
[Opening "King's Indian"]
[Variation "orthodox, 7...Nbd7, main line"]
[WhiteFideId "116807"]
[BlackFideId "117927"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1
c6 9. Bf1 a5 10. Bg5 h6 11. Bh4 g5 12. Bg3 Nh5 13. d5 Nc5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.3"]
[White "Mareco, Sandro"]
[Black "Mahia, Gustavo"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2586"]
[BlackElo "2401"]
[ECO "A88"]
[Opening "Dutch"]
[Variation "Leningrad, main variation with c6"]
[WhiteFideId "112275"]
[BlackFideId "100439"]
[EventDate "2012.07.04"]

1. Nf3 f5 2. c4 Nf6 3. g3 g6 4. Bg2 Bg7 5. O-O O-O 6. d4 d6 7. Nc3 c6 8. Rb1 Ne4
9. Qb3 Nxc3 10. bxc3 Kh8 11. Rd1 Na6 12. c5 dxc5 13. Ne5 Bxe5 14. dxe5 Qb6 15.
Qc2 Qc7 16. e6 Bxe6 17. Bf4 Qc8 18. c4 Kg8 19. Qc3 Nc7 20. Qe5 Ne8 21. Rxb7 Qxb7
22. Qxe6+ Rf7 23. Bxc6 Qb6 24. Be5 Nf6 25. Bxf6 exf6 26. Rd7 Rf8 27. Rb7 Qa6 28.
Bd5 Qxe6 29. Bxe6 Kg7 30. Bxf7 Rxf7 31. Rb5 Rc7 32. Kg2 Kf7 33. Kf3 Ke6 34. Ra5
g5 35. Ke3 Ke5 36. f4+ gxf4+ 37. gxf4+ Ke6 38. Kf3 Kf7 39. e4 fxe4+ 40. Kxe4 Kg6
41. Kd5 Kf5 42. Rxc5 Rg7 43. Ra5 Kxf4 44. c5 f5 45. c6 Ke3 46. Rc5 f4 47. c7 Rg8
48. c8=Q Rxc8 49. Rxc8 f3 50. Rc3+ Ke2 51. Ke4 f2 52. Rc2+ Ke1 53. Ke3 f1=N+ 54.
Kd3 h5 55. Rc5 h4 56. Rh5 Nxh2 57. Rxh4 Nf3 58. Ra4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.4"]
[White "Spata, German"]
[Black "Felgaer, Ruben"]
[Result "0-1"]
[BlackTitle "GM"]
[WhiteElo "2278"]
[BlackElo "2580"]
[ECO "A06"]
[Opening "Reti opening"]
[WhiteFideId "113026"]
[BlackFideId "107069"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. e3 Nf6 3. b3 Bg4 4. Bb2 Nbd7 5. Be2 e6 6. c4 c6 7. O-O Bd6 8. d4
Qc7 9. Ba3 Bxa3 10. Nxa3 O-O 11. Nb1 Rfe8 12. Nc3 Rad8 13. cxd5 exd5 14. Rc1 Qd6
15. h3 Bh5 16. Nh4 Bxe2 17. Qxe2 Ne4 18. Nxe4 Rxe4 19. Nf3 Re7 20. Qc2 a6 21.
Rfd1 Nf6 22. a4 Ne8 23. Ne5 Qe6 24. Nd3 Nd6 25. Re1 Rde8 26. b4 Qf6 27. Nf4 g6
28. Qd3 Rd8 29. Ne2 Rde8 30. Nf4 Qg5 31. Rb1 h5 32. b5 axb5 33. axb5 Nxb5 34. h4
Qxh4 35. Nxd5 Rd7 36. Rxb5 cxb5 37. Qxb5 Red8 38. e4 Kg7 39. Qe2 Re8 40. Qb5 Qd8
41. Re3 Re6 42. Nf4 Rb6 43. Qe5+ Qf6 44. Nxh5+ gxh5 45. Rg3+ Kf8 46. Qc5+ Qd6
47. Qxh5 Qxd4 48. Qh7 Qf6 49. e5 Rd1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.5"]
[White "Alonso, Salvador"]
[Black "Giampa, Alejandro"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2516"]
[BlackElo "2226"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "105198"]
[BlackFideId "108359"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8.
O-O O-O 9. Bb3 d6 10. h3 Bd7 11. Re1 Rfe8 12. Nf3 Rac8 13. Qe2 Qc7 14. Ng5 e6
15. Nb5 Qb8 16. Qd2 Bf8 17. Rad1 Red8 18. Bf4 Be8 19. Bxd6 Bxd6 20. Nxd6 Rc7 21.
Qe2 Rcd7 22. e5 Nh5 23. g4 Ng7 24. f4 Rxd6 25. exd6 Rxd6 26. Qe3 Qd8 27. Rxd6
Qxd6 28. Ne4 Qc7 29. Nf6+ Kh8 30. Qc5 Qe7 31. Qxe7 Nxe7 32. Rd1 Nc6 33. Ba4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.6"]
[White "Ricardi, Pablo"]
[Black "Filgueira, Hernan"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2500"]
[BlackElo "2308"]
[ECO "C42"]
[Opening "Petrov three knights game"]
[WhiteFideId "100242"]
[BlackFideId "101770"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nf6 3. Nc3 Bb4 4. Bc4 d6 5. O-O Bxc3 6. dxc3 O-O 7. Re1 Be6 8.
Bf1 h6 9. c4 Nc6 10. h3 Nh7 11. Be3 b6 12. a3 a5 13. Bd3 Kh8 14. Nd2 Qd7 15. Nb1
Ne7 16. Nc3 f5 17. exf5 Nxf5 18. Nd5 Nf6 19. Bf1 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.7"]
[White "Slipak, Sergio"]
[Black "Julia, Ernesto"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "FM"]
[WhiteElo "2444"]
[BlackElo "2359"]
[ECO "A08"]
[Opening "Reti"]
[Variation "King's Indian attack, French variation"]
[WhiteFideId "100250"]
[BlackFideId "101150"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. g3 Nc6 4. Bg2 Nf6 5. d3 d5 6. Nbd2 Be7 7. O-O O-O 8. Re1
b5 9. e5 Ne8 10. Nf1 f6 11. exf6 Bxf6 12. Ne3 Nd6 13. Ng4 Nf7 14. Nxf6+ Qxf6 15.
c4 Rb8 16. cxd5 exd5 17. Bf4 Rb6 18. d4 cxd4 19. Qd2 h6 20. Rac1 Bf5 21. Rxc6
Rxc6 22. Nxd4 Rcc8 23. Nxf5 Qxf5 24. Qxd5 Qxd5 25. Bxd5 Rfe8 26. Be3 a5 27. Re2
Kf8 28. b4 axb4 29. Rb2 Red8 30. Bb7 Rc7 31. Ba6 Nd6 32. Rxb4 Ra8 33. Bxb5 Nxb5
34. Rxb5 Rxa2 35. h4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.8"]
[White "Tobares, Leandro"]
[Black "Tristan, Leonardo"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2242"]
[BlackElo "2449"]
[ECO "D38"]
[Opening "QGD"]
[Variation "Ragozin variation"]
[WhiteFideId "106402"]
[BlackFideId "113816"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. Nc3 Bb4 5. cxd5 exd5 6. Bg5 Nbd7 7. e3 c5 8. Bb5
Qa5 9. O-O Bxc3 10. Bxd7+ Nxd7 11. bxc3 c4 12. Qc2 O-O 13. e4 dxe4 14. Qxe4 Nb6
15. Bd2 Qh5 16. Rfe1 Be6 17. Qxb7 Bd5 18. Qc7 Bxf3 19. gxf3 Qxf3 20. Qg3 Qc6 21.
Re5 Nd7 22. Re7 Nf6 23. Rae1 Nd5 24. R7e5 Rad8 25. Qg2 Rd6 26. Rg5 Rg6 27. Rxg6
hxg6 28. Re5 Rd8 29. Bg5 Rd6 30. Be7 Nxe7 31. Rxe7 Qb5 32. Qa8+ Kh7 33. Re3 Rd5
34. Rh3+ Rh5 35. Rxh5+ Qxh5 36. Qc8 Qg5+ 37. Kf1 Qc1+ 38. Kg2 Qxc3 39. d5 Qd3
40. d6 Qd5+ 41. Kg1 Qxd6 42. Qxc4 Qe7 43. a4 f5 44. Kf1 g5 45. a5 Qd7 46. a6 Kg6
47. Qb3 f4 48. Qb7 Qd4 49. h3 Kf5 50. Qf7+ Ke4 51. Qg6+ Kd5 52. Qxg5+ Kc6 53.
Qg2+ Kb6 54. Qb7+ Ka5 55. h4 Qd1+ 56. Kg2 Qg4+ 57. Kf1 Qd1+ 58. Kg2 Qg4+ 59. Kf1
f3 60. Qxa7 Qc4+ 61. Kg1 Qg4+ 62. Kf1 Qc4+ 63. Kg1 Qg4+ 64. Kf1 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.9"]
[White "Negri, Santiago"]
[Black "Pierrot, Facundo"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2188"]
[BlackElo "2442"]
[ECO "D87"]
[Opening "Gruenfeld"]
[Variation "exchange, Spassky variation"]
[WhiteFideId "109940"]
[BlackFideId "103250"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Bc4 c5 8.
Ne2 O-O 9. O-O Nc6 10. Be3 b6 11. Qd2 Bb7 12. f4 cxd4 13. cxd4 Rc8 14. Rac1 Qd7
15. f5 Na5 16. Bd3 Rxc1 17. Rxc1 Rc8 18. g4 Rxc1+ 19. Qxc1 e6 20. fxg6 hxg6 21.
g5 Nc6 22. Qc4 Ne7 23. Nc3 Bc6 24. a4 Qb7 25. Kf2 Qc7 26. Kg1 Qd6 27. Nb5 Qd7
28. Nc3 Nc8 29. Kf2 Nd6 30. Qb3 Qb7 31. Qc2 a6 32. Qb1 b5 33. axb5 axb5 34. e5
Nf5 35. Be4 b4 36. Bxc6 Qxc6 37. Ne4 b3 38. Nd2 Qc3 39. Qe4 b2 40. Nb1 Qc1 41.
Nd2 Nxe3 42. Kxe3 Qe1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.10"]
[White "Lujan, Carolina"]
[Black "Aparicio, Anibal"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2367"]
[BlackElo "2223"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "109878"]
[BlackFideId "101133"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 a6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Qc7 6. g3 Nf6 7. Bg2 Nc6 8. O-O
Be7 9. Re1 O-O 10. Nxc6 bxc6 11. e5 Nd5 12. Na4 a5 13. c4 Nb6 14. Nxb6 Qxb6 15.
b3 a4 16. Rb1 axb3 17. axb3 Ra2 18. Be3 Qa5 19. Ra1 f6 20. Rxa2 Qxa2 21. exf6
Bxf6 22. Qd3 d5 23. Bc5 Be7 24. Bd4 Bb4 25. Ra1 Qd2 26. Qxd2 Bxd2 27. Ra7 e5 28.
Bxe5 Re8 29. Rxg7+ Kf8 30. Rxh7 Rxe5 31. Rh8+ Ke7 32. Rxc8 Re1+ 33. Bf1 Kd7 34.
Rf8 d4 35. Rf3 Rb1 36. h4 Bc3 37. h5 Rxb3 38. h6 Rb8 39. Bd3 Ke6 40. h7 Bd2 41.
Rf5 Bh6 42. Rc5 Kd6 43. Rh5 Bg7 44. Rg5 Bf6 45. Rg8 Kc7 46. Rxb8 Kxb8 47. Kg2
Kc7 48. f4 Kd6 49. g4 Ke6 50. g5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.11"]
[White "Martinez De Negri, Gonzalo"]
[Black "Pichot, Alan"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2093"]
[BlackElo "2287"]
[ECO "B42"]
[Opening "Sicilian"]
[Variation "Kan, 5.Bd3"]
[WhiteFideId "106593"]
[BlackFideId "110973"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Bd3 Nf6 6. O-O Qc7 7. c4 Bc5 8. Be3
Qb6 9. Qb3 Ng4 10. Qxb6 Bxb6 11. Nf5 Nxe3 12. Nxe3 Nc6 13. Nc2 d6 14. Nc3 Ne5
15. Be2 Bd7 16. Rad1 Ke7 17. Kh1 g5 18. Ne3 Bxe3 19. fxe3 Rhd8 20. Rd4 Bc6 21.
Rfd1 Rd7 22. Nd5+ exd5 23. exd5 Ba4 24. b3 Rc7 25. bxa4 Rac8 26. Rb1 Nxc4 27.
Bg4 Na3 28. Rbd1 Rf8 29. Bf5 Kd8 30. e4 f6 31. g4 h6 32. Be6 Nc4 33. Rb1 Rh8 34.
Rxc4 Rxc4 35. Rxb7 Rf8 36. Rd7+ Ke8 37. Ra7 f5 38. gxf5 Rxe4 39. Kg2 Re2+ 40.
Kg3 Rxa2 41. h4 gxh4+ 42. Kxh4 Rxa4+ 43. Kh5 Ra1 44. Kg6 Rg1+ 45. Kh7 a5 46.
Rxa5 Ke7 47. Ra4 Kf6 48. Ra7 h5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.12"]
[White "Torres, Sergio"]
[Black "Dolezal, Cristian"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "2130"]
[BlackElo "2437"]
[ECO "B40"]
[Opening "Sicilian"]
[Variation "Anderssen variation"]
[WhiteFideId "105740"]
[BlackFideId "103560"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nf6 5. Bd3 Nc6 6. c3 e5 7. Nc2 d5 8. exd5
Qxd5 9. Ne3 Qa5 10. Nd2 Be7 11. O-O g6 12. Ne4 Nxe4 13. Bxe4 Be6 14. Qf3 O-O 15.
Nd5 f5 16. Nxe7+ Nxe7 17. Bc2 f4 18. Be4 Bd5 19. Re1 Rad8 20. b4 Qc7 21. Bb2
Bxe4 22. Rxe4 Rd2 23. Rb1 Rfd8 24. c4 Nc6 25. h3 Nd4 26. Bxd4 R8xd4 27. Rxd4
Rxd4 28. c5 e4 29. Qg4 Kg7 30. h4 Qf7 31. Qg5 Qf6 32. Kf1 h6 33. Qxf6+ Kxf6 34.
a3 Rd3 35. a4 Ke5 36. Rc1 f3 37. b5 Rd7 38. gxf3 exf3 39. Ke1 Rc7 40. Rc3 Kd4
41. Rxf3 Kxc5 42. Rf4 Rd7 43. Rg4 Rd4 44. Rxg6 Rxh4 45. Rg7 Kb6 46. a5+ Kxb5 47.
Rxb7+ Ka6 48. Rh7 h5 49. Ke2 Re4+ 50. Kd3 Rf4 51. Ke3 Rf5 52. f4 Rxa5 53. Ke4
Kb6 54. f5 Kc6 55. Kf4 Ra4+ 56. Ke5 a5 57. f6 Ra1 58. f7 Rf1 59. Rh6+ Kd7 60.
Rf6 Re1+ 61. Kd4 Rd1+ 62. Ke3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.13"]
[White "Gaitan, Juan Manuel"]
[Black "Benedetti, Julio"]
[Result "1/2-1/2"]
[WhiteElo "2283"]
[BlackElo "2090"]
[ECO "E10"]
[Opening "Queen's pawn game"]
[WhiteFideId "121657"]
[BlackFideId "172545"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. cxd5 exd5 5. Bg5 Be7 6. e3 O-O 7. Nc3 c6 8. Bd3
Re8 9. Qc2 Nbd7 10. O-O h6 11. Bf4 Nh5 12. Nxd5 Nxf4 13. Nxf4 Nf6 14. Bc4 Bd6
15. Qb3 Qc7 16. Ne2 Bg4 17. Ng3 g6 18. Nd2 h5 19. Rfe1 Rad8 20. Qc2 Kg7 21. Ngf1
Rh8 22. e4 Bf4 23. e5 Nd5 24. Nb3 Bf5 25. Qe2 Bg4 26. f3 Bf5 27. Bd3 Ne7 28.
Rad1 a5 29. Bxf5 Nxf5 30. Qe4 Bg5 31. a4 Qb6 32. Rd3 Rhe8 33. Red1 Qb4 34. d5
Qb6+ 35. Kh1 Rxd5 36. f4 Rxd3 37. Rxd3 Be7 38. Ne3 Nxe3 39. Rxe3 Rd8 40. g3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.14"]
[White "Herman, Diego"]
[Black "Colautti, Marcela"]
[Result "1-0"]
[WhiteElo "2193"]
[BlackElo "1973"]
[ECO "A05"]
[Opening "Reti opening"]
[WhiteFideId "104833"]
[BlackFideId "116440"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. b3 g6 3. Bb2 Bg7 4. g3 d5 5. c4 c6 6. Bg2 O-O 7. O-O Nbd7 8. d4
Re8 9. Nbd2 Nf8 10. Ne5 Ng4 11. cxd5 cxd5 12. Rc1 Nxe5 13. dxe5 b6 14. f4 e6 15.
Nf3 Bb7 16. Nd4 Qd7 17. Qd3 a6 18. Nf3 Rec8 19. h4 Qd8 20. h5 Rxc1 21. Rxc1 Rc8
22. hxg6 hxg6 23. Ng5 Nh7 24. Nxh7 Kxh7 25. Rd1 Qc7 26. Bd4 Bf8 27. Kf2 Bc5 28.
g4 Kg7 29. Qe3 b5 30. f5 exf5 31. gxf5 gxf5 32. Bh3 Bxd4 33. Rxd4 Qc3 34. Qg5+
Kf8 35. Qh4 f4 36. Rxf4 Qxe5 37. Bxc8 Bxc8 38. Qf6 Qxf6 39. Rxf6 Be6 40. Ke3 a5
41. Kd4 Ke7 42. Rh6 Kd6 43. Rh8 Kc6 44. Ra8 Kb6 45. Rb8+ Kc6 46. a3 Bg4 47. e3
Bd1 48. b4 axb4 49. axb4 Bb3 50. Rf8 Kd6 51. Rxf7 Ke6 52. Rb7 Bc4 53. Rb6+ Kd7
54. Kc5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.15"]
[White "Lopez Miller, Indalecio"]
[Black "Barrionuevo, Pablo"]
[Result "1-0"]
[BlackTitle "IM"]
[WhiteElo "1894"]
[BlackElo "2318"]
[ECO "B33"]
[Opening "Sicilian defence"]
[WhiteFideId "113859"]
[BlackFideId "110566"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Qb6 6. Nb3 e6 7. Be3 Qc7 8.
Bd3 Be7 9. f4 d6 10. Qf3 a6 11. g4 b5 12. g5 Nd7 13. O-O-O Bb7 14. Kb1 Na5 15.
Bd4 b4 16. Na4 O-O 17. Nxa5 Qxa5 18. b3 e5 19. Be3 exf4 20. Bxf4 Ne5 21. Qg3
Rac8 22. h4 f5 23. gxf6 Rxf6 24. Rhg1 Bf8 25. Nb2 Kh8 26. Rdf1 Re8 27. Bg5 Rxf1+
28. Rxf1 Nxd3 29. cxd3 Qe5 30. Qxe5 dxe5 31. Nc4 Bc5 32. Rf5 Bd4 33. Nd6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.16"]
[White "Rodriguez, Federico"]
[Black "Fernandez, Maria Florencia"]
[Result "0-1"]
[WhiteElo "1981"]
[BlackElo "2150"]
[ECO "B76"]
[Opening "Sicilian"]
[Variation "dragon, Yugoslav attack, 7...O-O"]
[WhiteFideId "122084"]
[BlackFideId "116459"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Be3 Bg7 7. f3 O-O 8. g4
Nc6 9. Qd2 Be6 10. h4 d5 11. O-O-O Nxd4 12. Bxd4 dxe4 13. g5 Nh5 14. Bxg7 Qxd2+
15. Rxd2 Kxg7 16. Nxe4 Rac8 17. Bh3 Bxh3 18. Rxh3 Nf4 19. Rh1 Rc7 20. Rhd1 Rfc8
21. c3 b5 22. a3 a5 23. Kb1 Rb8 24. Rd8 Rxd8 25. Rxd8 Ng2 26. Rb8 Nxh4 27. Nd2
Rc5 28. f4 Ng2 29. Ne4 Rd5 30. Rb7 Nxf4 31. Rxe7 Nh3 32. Ra7 Nxg5 33. Nxg5 Rxg5
34. Rxa5 h5 35. Ra6 h4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.17"]
[White "Vaquero, Diego Javier"]
[Black "Maldonado, Marcos"]
[Result "0-1"]
[WhiteElo "2089"]
[ECO "B41"]
[Opening "Sicilian"]
[Variation "Kan variation"]
[WhiteFideId "123536"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Be2 Nf6 6. Qd3 Qc7 7. O-O b5 8. Bg5
Be7 9. Nd2 Bb7 10. Rac1 Ng4 11. Bxg4 Bxg5 12. Bf3 Nc6 13. Nxc6 dxc6 14. Rcd1 Rd8
15. Qc3 O-O 16. e5 Rxd2 17. Rxd2 Bxd2 18. Qxd2 Qxe5 19. Qd7 Ba8 20. Rd1 g6 21.
c3 c5 22. Bxa8 Rxa8 23. Qc6 Rf8 24. Qxa6 Qe2 25. Qd6 Ra8 26. a3 Qxb2 27. Qxc5
Qb3 28. Qd4 Qxa3 29. h3 Rc8 30. Qf6 Qc5 31. Rd7 Rf8 32. Kh1 b4 33. cxb4 Qxb4 34.
Kg1 Qb5 35. Qd4 Qb1+ 36. Kh2 Qf5 37. Kg1 e5 38. Qd6 Rc8 39. Qd2 Rc2 40. Rd8+ Kg7
41. Qe3 Qf4 42. Qe1 h5 43. Rd1 Rc4 44. Rd7 h4 45. Rd3 Qc1 46. Rd1 Qf4 47. Qe2
Qe4 48. Qb2 Rc2 49. Qb6 Qe2 50. Rf1 Rd2 51. Qb3 Rd4 52. Qb1 Rf4 53. Qa1 Kh7 54.
Qc1 Rf5 55. Qc8 Kg7 56. Qd8 Rf6 57. Qe7 Qe4 58. Qc5 Qd4 59. Qe7 Qe4 60. Qc5 Qd4
61. Qe7 g5 62. Kh1 Qf4 63. Re1 Re6 64. Qa7 g4 65. hxg4 h3 66. Qe3 hxg2+ 67. Kg1
Qxg4 68. Qg3 Qxg3 69. fxg3 Kg6 70. Kxg2 f6 71. Kf3 Ra6 72. Re3 Kg5 73. Rb3 Ra1
74. Rb4 Ra3+ 75. Kf2 Rd3 76. Ra4 Rd4 77. Ra8 Kf5 78. Rf8 Rd3 79. g4+ Kg5 80.
Rg8+ Kf4 81. Rg6 Rf3+ 82. Ke2 Ke4 83. g5 f5 84. Ra6 Re3+ 85. Kf2 f4 86. Rf6 Rg3
87. g6 Rg5 88. Ke2 Rg2+ 89. Kf1 Kf3 90. Re6 Rg5 91. g7 e4 92. Re7 e3 93. Re8
Rxg7 94. Re6 Ra7 95. Kg1 Ra1+ 96. Kh2 e2 97. Rg6 Rh1+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.18"]
[White "Lima, Damian"]
[Black "Mansilla, Martin"]
[Result "0-1"]
[BlackElo "2037"]
[ECO "D38"]
[Opening "QGD"]
[Variation "Ragozin variation"]
[BlackFideId "131865"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. c4 Bb4+ 4. Nc3 d5 5. Bg5 h6 6. Bh4 c5 7. e3 Qa5 8. Qb3
Ne4 9. Rc1 cxd4 10. exd4 f5 11. Bg3 Nxg3 12. fxg3 O-O 13. Bd3 Nd7 14. O-O Nf6
15. cxd5 exd5 16. Nh4 Qb6 17. Ne2 Bd2 18. Rcd1 Qxb3 19. axb3 Be3+ 20. Kh1 Ng4
21. Nxf5 Bxf5 22. Bxf5 Nf2+ 23. Rxf2 Bxf2 24. Be6+ Kh8 25. Nf4 Rf6 26. Bxd5 Rd8
27. Bxb7 Rxd4 28. Rxd4 Bxd4 29. Bf3 Bxb2 30. Kg1 g5 31. Nd5 Rf7 32. g4 Rb7 33.
b4 Ba3 34. Kf1 Bxb4 35. Ke2 Bd6 36. h3 a5 37. Kd2 Be5 38. Kc2 a4 39. Ne3 Rb2+
40. Kd3 a3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.19"]
[White "Sanchez, Christian"]
[Black "D'Ascanio, Adolfo"]
[Result "1-0"]
[WhiteElo "2032"]
[BlackElo "1906"]
[ECO "C10"]
[Opening "French"]
[Variation "Rubinstein variation"]
[WhiteFideId "116009"]
[BlackFideId "136425"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bd7 5. Bd3 Bc6 6. Nf3 Nd7 7. O-O Ngf6 8.
Nxf6+ Qxf6 9. Be2 Bd6 10. c4 b6 11. d5 exd5 12. cxd5 Bb7 13. Bb5 O-O-O 14. Bg5
Qf5 15. Bxd8 Rxd8 16. Bc6 Ne5 17. Nxe5 Qxe5 18. g3 h5 19. Qa4 Kb8 20. Rae1 Qf6
21. Bxb7 Kxb7 22. Qc6+ Kb8 23. Re8 Rxe8 24. Qxe8+ Kb7 25. Qc6+ Ka6 26. b4 h4 27.
Rc1 hxg3 28. hxg3 Qe5 29. a4 Qd4 30. Qc4+ Qxc4 31. Rxc4 Kb7 32. b5 a6 33. Kg2
axb5 34. axb5 Kc8 35. Kf3 Kd7 36. Ke4 g6 37. g4 f6 38. Rc1 g5 39. Kf5 Be5 40.
Rc6 Bd4 41. Rxf6 Bxf2 42. Kxg5 Bc5 43. Kf5 Bd4 44. Re6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.20"]
[White "Masdeu, Fernando"]
[Black "Figueroa, Jose Leonardo"]
[Result "1/2-1/2"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf"]
[BlackFideId "116491"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. a4 g6 7. Bc4 Bg7 8. O-O
O-O 9. h3 Nc6 10. Be3 Bd7 11. Re1 Rc8 12. Be2 Ne5 13. Qd2 Re8 14. f3 Nc4 15.
Bxc4 Rxc4 16. b3 Rc8 17. Nd1 e5 18. Ne2 Bc6 19. c4 b5 20. axb5 axb5 21. Ndc3
bxc4 22. bxc4 Ba8 23. Ra6 Rxc4 24. Rxd6 Qc8 25. Bg5 Rc6 26. Rd1 Rxd6 27. Qxd6
Qe6 28. Qc7 h6 29. Rd6 hxg5 30. Rxe6 Rxe6 31. Nd5 Ne8 32. Qd7 Bf8 33. Qd8 Bc6
34. Qxg5 Bc5+ 35. Kh1 Kh7 36. f4 exf4 37. Nexf4 Rxe4 38. Nf6+ Nxf6 39. Qxc5 Rxf4
40. Qxc6 Kg7 41. Qc3 Kh7 42. Qg3 Nh5 43. Qd3 f5 44. Kh2 Rf2 45. Qd7+ Kh6 46. Qd8
Kh7 47. Qd7+ Ng7 48. Qa7 Re2 49. Kg3 Re4 50. Kf3 g5 51. Qf7 Rd4 52. Qe7 g4+ 53.
Kg3 gxh3 54. Kxh3 Re4 55. Qb7 Rg4 56. Qf3 Kg6 57. Qxg4+ fxg4+ 58. Kxg4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.21"]
[White "Martinez, Daniel ARG"]
[Black "Fluxa, Ismael"]
[Result "0-1"]
[WhiteElo "2007"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical variation"]
[WhiteFideId "122025"]
[EventDate "2012.07.04"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Bf5 5. Ng3 Bg6 6. Bc4 e6 7. N1e2 Nf6 8.
O-O Nbd7 9. f4 Nb6 10. Bb3 Qd7 11. Kh1 h5 12. f5 exf5 13. Nf4 O-O-O 14. Nge2
Nbd5 15. Nd3 Bd6 16. c4 Ne7 17. h4 f4 18. c5 Qg4 19. cxd6 Qxh4+ 20. Kg1 Ng4 21.
Bxf4 Nf5 22. Rf3 Nxd6 23. Ne5 Be4 24. Bg3 Qe7 25. Rxf7 Nxf7 26. Nxf7 h4 27. Nc3
Ne3 28. Qe2 hxg3 29. Nxh8 Bxg2 30. Qh5 Rxd4 31. Ng6 Qf6 32. Qe2 Qg5 33. Qe1 Rh4
34. Ne7+ Kb8 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.22"]
[White "Tokatlian, Gabriel"]
[Black "Lima, Joaquin"]
[Result "1-0"]
[WhiteElo "1947"]
[ECO "C22"]
[Opening "Centre game"]
[Variation "Paulsen attack"]
[WhiteFideId "123528"]
[EventDate "2012.07.04"]

1. e4 e5 2. d4 exd4 3. Qxd4 Nc6 4. Qe3 g6 5. h4 Bg7 6. h5 g5 7. c3 h6 8. f4 gxf4
9. Qxf4 Qe7 10. Be3 Nf6 11. Nd2 d5 12. O-O-O dxe4 13. Nb3 Bg4 14. Be2 Bxe2 15.
Nxe2 b6 16. Ned4 Nxd4 17. Nxd4 Nd5 18. Qg4 Nxe3 19. Qxg7 O-O-O 20. Nc6 Qe6 21.
Rxd8+ Rxd8 22. Nxd8 Kxd8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.23"]
[White "Guzman, Paola"]
[Black "Cordero, Alfredo"]
[Result "1/2-1/2"]
[BlackTitle "FM"]
[BlackElo "2137"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[WhiteFideId "136450"]
[BlackFideId "104280"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 d6 3. c4 Nbd7 4. Nc3 e5 5. d5 Be7 6. e4 O-O 7. Be2 Ne8 8. Be3
g6 9. g4 Ndf6 10. Nd2 Ng7 11. h3 Kh8 12. Qc2 Ng8 13. Bd3 Bg5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.24"]
[White "Tachella, Pablo Ivan"]
[Black "Benedetti, Antonella"]
[Result "1/2-1/2"]
[WhiteElo "1888"]
[BlackElo "2026"]
[ECO "C45"]
[Opening "Scotch"]
[Variation "Schmidt variation"]
[WhiteFideId "133124"]
[BlackFideId "170976"]
[EventDate "2012.07.04"]

1. e4 Nc6 2. d4 e5 3. Nf3 exd4 4. Nxd4 Nf6 5. Nc3 Bb4 6. Nxc6 bxc6 7. Bd3 d5 8.
Bd2 O-O 9. O-O Re8 10. exd5 cxd5 11. a3 Bg4 12. f3 Bc5+ 13. Kh1 Be6 14. Bb5 Bd7
15. Bxd7 Nxd7 16. Nxd5 Ne5 17. Bc3 Bd6 18. Qd4 c5 19. Qf2 Ng6 20. Rad1 Qd7 21.
Rd3 Qc6 22. Rfd1 Be5 23. f4 Bxc3 24. Rxc3 Qb5 25. Rxc5 Qxb2 26. Nc7 Rad8 27. Rf1
Re4 28. f5 Rf4 29. Qe2 Rxf1+ 30. Qxf1 Ne7 31. h3 Qxa3 32. Re5 Nc6 33. Re4 Qc5
34. Qe2 Rf8 35. Re8 Qd6 36. Rxf8+ Qxf8 37. Qa6 Nd4 38. c3 Nxf5 39. Qxa7 Qd8 40.
Qa8 Qxa8 41. Nxa8 Kf8 42. Kg1 Ke7 43. Kf2 Kd6 44. Nb6 Kc6 45. Nc4 Kc5 46. Nd2
Ne7 47. Ne4+ Kc4 48. Nd6+ Kxc3 49. Nxf7 h6 50. Nd8 Kc4 51. Ne6 g6 52. Kf3 Kd5
53. Nd8 Nf5 54. Kf4 Nd4 55. Kg4 Ke4 56. Nf7 Nf5 57. Nxh6 Nxh6+ 58. Kg5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.25"]
[White "Martyniuk, Carolina Milka"]
[Black "Ennis Marcos, Alan"]
[Result "1/2-1/2"]
[WhiteElo "1955"]
[BlackElo "1623"]
[ECO "A20"]
[Opening "English opening"]
[WhiteFideId "109576"]
[BlackFideId "136778"]
[EventDate "2012.07.04"]

1. c4 e5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. d3 Be7 6. Nf3 Nc6 7. O-O O-O 8.
Nbd2 Be6 9. a3 a5 10. Nc4 f6 11. e4 Nb6 12. Nxb6 cxb6 13. Be3 Bc5 14. Rc1 Qe7
15. Qa4 Rfd8 16. Qb5 a4 17. Bxc5 bxc5 18. Qxc5 Qxc5 19. Rxc5 Rxd3 20. Rb5 Rb3
21. Rxb3 Bxb3 22. Rc1 Rd8 23. Kf1 Na5 24. Bh3 Kf8 25. Ke2 Nc4 26. Be6 Nxb2 27.
Bxb3 axb3 28. Rb1 Nd3 29. Nd2 b2 30. Nc4 Nc1+ 31. Ke1 Nd3+ 32. Kd2 Nc1+ 33. Ke1
Rd4 34. Nxb2 Nd3+ 35. Nxd3 Rxd3 36. Rxb7 Rxa3 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.26"]
[White "Bianchi, Augusto"]
[Black "Roa, Carlos"]
[Result "1/2-1/2"]
[WhiteElo "1899"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "130281"]
[EventDate "2012.07.04"]

1. e4 c5 2. c3 d6 3. Nf3 a6 4. d4 e6 5. dxc5 dxc5 6. Qxd8+ Kxd8 7. Ne5 Ke8 8.
Nc4 Nd7 9. a4 b6 10. Bf4 Bb7 11. f3 f6 12. Bc7 b5 13. axb5 axb5 14. Nd6+ Bxd6
15. Rxa8+ Bxa8 16. Bxd6 Bc6 17. Na3 c4 18. Kd2 Ne7 19. b3 cxb3 20. Nxb5 Nb6 21.
Nd4 Ba4 22. Bc5 Nec8 23. Nxe6 Kf7 24. Nd4 Rd8 25. Bd3 Nd7 26. Bc4+ Kg6 27. Ne6
Re8 28. Nf4+ Kh6 29. Be3 Ne5 30. Nd3+ Kg6 31. Nxe5+ fxe5 32. Rb1 Nd6 33. Bxb3
Bxb3 34. Rxb3 Nc4+ 35. Kd3 Nxe3 36. Kxe3 Rc8 37. Kd3 Rd8+ 38. Kc2 Rc8 39. Rb5
Kf6 40. Kb3 Rd8 41. Rd5 Rb8+ 42. Kc2 Rc8 43. Kd3 Ra8 44. c4 Ra3+ 45. Kd2 Ra2+
46. Kc1 Rxg2 47. c5 Ra2 48. Kb1 Ra3 49. Kc2 Rxf3 50. c6 Ke7 51. Rd7+ Ke8 52.
Rxg7 Kd8 53. Rxh7 Re3 54. c7+ Kc8 55. h4 Rxe4 56. Kd3 Rf4 57. h5 Rh4 58. Ke3 Kb7
59. Kf3 e4+ 60. Kg3 Rh1 61. Kg2 Rh4 62. Kg3 Rh1 63. Kg4 e3 64. Re7 Rg1+ 65. Kf3
Rf1+ 66. Ke2 Rh1 67. Rh7 Rh3 68. h6 Kc8 69. Kf1 Rh5 70. Kg2 Rh4 71. Kg3 Rh5 72.
Kf3 Rh3+ 73. Ke2 Kb7 74. Ke1 Rh2 75. Kf1 e2+ 76. Ke1 Kc8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.27"]
[White "Araoz, Claudio Alberto"]
[Black "Ferreyra, Gustavo"]
[Result "1-0"]
[WhiteElo "1849"]
[ECO "D03"]
[Opening "Torre attack (Tartakower variation)"]
[WhiteFideId "107565"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nf6 3. Bg5 Nbd7 4. Nbd2 c6 5. c3 Qc7 6. e3 e6 7. Bd3 h6 8. Bh4
g5 9. Bg3 Bd6 10. Bxd6 Qxd6 11. Qe2 c5 12. h3 Qb6 13. O-O-O a6 14. Bb1 Qc7 15.
e4 cxd4 16. Nxd4 dxe4 17. Nxe4 Nxe4 18. Bxe4 Nc5 19. Bb1 Bd7 20. Nf5 Qf4+ 21.
Ne3 O-O-O 22. Rd4 Qc7 23. b4 Nb3+ 24. axb3 Qxc3+ 25. Qc2 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.28"]
[White "Muniz, Roberto Anibal"]
[Black "Guzman, Ezequiel"]
[Result "1/2-1/2"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Paulsen attack"]
[WhiteFideId "173347"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Nc6 5. Nf3 Qb6 6. a3 cxd4 7. cxd4 Nge7 8. Bd3
Nf5 9. Bxf5 exf5 10. O-O Be6 11. Nc3 Be7 12. Qd3 O-O 13. b4 a6 14. h4 Qd8 15. h5
h6 16. Bd2 b5 17. Ne2 Kh7 18. Nf4 Qd7 19. g3 g5 20. hxg6+ fxg6 21. Ng2 g5 22.
Rac1 Kg7 23. Rc3 Rfc8 24. Rd1 Nd8 25. Nfe1 Rxc3 26. Bxc3 Nc6 27. f4 g4 28. Qd2
a5 29. Nd3 axb4 30. axb4 h5 31. Nc5 Bxc5 32. dxc5 Ra3 33. Qb2 Qa7 34. Ne3 Ra2
35. Qb1 Qa3 36. Qd3 d4 37. Nxf5+ Bxf5 38. Qxf5 Qxc3 39. Qf6+ Kh7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.29"]
[White "Etchevest, Marcelo"]
[Black "Jorge, Hector"]
[Result "1-0"]
[WhiteElo "1726"]
[ECO "C23"]
[Opening "Bishop's opening"]
[WhiteFideId "137464"]
[EventDate "2012.07.04"]

1. e4 e5 2. Bc4 Nc6 3. Nc3 Bc5 4. Qg4 g6 5. Qg3 d6 6. Nge2 Be6 7. Nd5 Nd4 8.
Nxd4 Bxd4 9. d3 c6 10. Bg5 Qd7 11. Nf6+ Nxf6 12. Bxf6 Bxb2 13. O-O Rg8 14. Rab1
Bd4 15. Qg5 b5 16. Bb3 Bxb3 17. Rxb3 Qe6 18. c3 Bb6 19. d4 h6 20. Qh4 Kd7 21. d5
cxd5 22. exd5 Qf5 23. Rxb5 Qf4 24. Qxf4 exf4 25. Rfb1 Rac8 26. a4 Rge8 27. Kf1
Rc7 28. Re1 Rxe1+ 29. Kxe1 Rc5 30. Ke2 Kc7 31. f3 Rxb5 32. axb5 Bg1 33. h3 Kb6
34. c4 Kc5 35. Kd3 g5 36. Bd8 Kb4 37. Be7 Kc5 38. Bf6 Bf2 39. Bg7 h5 40. Bf6 g4
41. hxg4 hxg4 42. fxg4 Bg1 43. Bd8 Kb4 44. Bc7 Bc5 45. Bb8 Kb3 46. Bc7 Kb4 47.
Bd8 Bg1 48. Bg5 Kc5 49. Bxf4 Bf2 50. Bh2 Bd4 51. Bxd6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.30"]
[White "Moscato, Nestor Eduardo"]
[Black "Rautenberg, Raul"]
[Result "0-1"]
[ECO "A00"]
[WhiteFideId "123501"]
[EventDate "2012.07.04"]

0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.31"]
[White "D'Ascanio, Florencia"]
[Black "Coronel, Nestor"]
[Result "1/2-1/2"]
[BlackElo "1742"]
[ECO "D43"]
[Opening "QGD semi-Slav"]
[WhiteFideId "136433"]
[BlackFideId "122572"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nf3 e6 4. Nc3 Nf6 5. Bg5 Nbd7 6. cxd5 exd5 7. e3 Bd6 8. Bd3
h6 9. Bh4 O-O 10. Qc2 b6 11. Bg3 Be7 12. Nd2 Bb7 13. O-O-O c5 14. Rde1 cxd4 15.
exd4 Rc8 16. Kb1 Bb4 17. f3 Bxc3 18. bxc3 a6 19. Qb3 b5 20. h4 Qa5 21. Qb4 Qb6
22. Bf2 Bc6 23. g4 a5 24. Qb2 Rfe8 25. g5 Rxe1+ 26. Rxe1 hxg5 27. hxg5 Nh5 28.
Rh1 g6 29. Ka1 Nf4 30. Bc2 Re8 31. Bg3 Nh5 32. Bh2 b4 33. c4 a4 34. c5 Qb5 35.
f4 Re2 36. Bd1 Re3 37. f5 a3 38. Qb1 Qd3 39. Qxd3 Rxd3 40. Nb3 Ba4 41. Bc2 Rc3
42. Kb1 Ng7 43. fxg6 fxg6 44. Bd6 Nf5 45. c6 Rxc6 46. Bxb4 Ne3 47. Rh2 Rc4 48.
Bxa3 Bxb3 49. axb3 Rxc2 50. Rxc2 Nxc2 51. Kxc2 Nf8 52. Bc1 Ne6 53. Be3 Kf7 54.
b4 Ke7 55. Kb3 Kd7 56. b5 Kc7 57. Ka4 Kb6 58. Kb4 Nc7 59. Bf4 Nxb5 60. Be5 Na7
61. Kc3 Kb5 62. Kd3 Kb4 63. Bd6+ Kb3 64. Bc5 Nb5 65. Be7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.32"]
[White "Villanueva, Maria Belen"]
[Black "Enciso, Franco"]
[Result "1-0"]
[BlackElo "1523"]
[ECO "A51"]
[Opening "Budapest defence declined"]
[BlackFideId "126900"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e5 3. d5 Bc5 4. Nc3 d6 5. h3 Bf5 6. e3 O-O 7. Nge2 Na6 8. Ng3
Bg6 9. a3 c6 10. Bd3 Bxd3 11. Qxd3 Qe7 12. Nce4 Nxe4 13. Qxe4 f5 14. Qd3 e4 15.
Qc2 Rae8 16. Bd2 f4 17. Nf1 cxd5 18. cxd5 Rc8 19. Qd1 Bb6 20. b4 Qf6 21. exf4 e3
22. Nxe3 Bxe3 23. fxe3 Qh4+ 24. Kf1 Kh8 25. Rc1 Nb8 26. Qf3 Nd7 27. g3 Qe7 28.
Kg2 Ne5 29. Qe4 Qf6 30. Rxc8 Rxc8 31. fxe5 dxe5 32. Rf1 Qd6 33. Bc1 Rd8 34. Bb2
Qa6 35. Qxe5 Rg8 36. Qxg7+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.33"]
[White "Martinez, Luciana"]
[Black "Paolini, Claudio"]
[Result "0-1"]
[WhiteElo "1488"]
[BlackElo "1915"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf"]
[WhiteFideId "125083"]
[BlackFideId "129984"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. f3 e5 7. Nf5 Bxf5 8. exf5
d5 9. Bg5 Bb4 10. a3 Bxc3+ 11. bxc3 Nbd7 12. f4 Qa5 13. Qd2 Ne4 14. Qe3 Rc8 15.
Bd3 Qxc3+ 16. Ke2 Nxg5 17. fxg5 O-O 18. Rab1 e4 19. Rb3 exd3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.34"]
[White "Lahera, Carlos"]
[Black "Garcia Ciuffani, Mirco"]
[Result "1-0"]
[BlackElo "1764"]
[ECO "C41"]
[Opening "Philidor"]
[Variation "Improved Hanham variation"]
[BlackFideId "138118"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 e5 3. Nf3 Nf6 4. Nc3 Nbd7 5. Bc4 Be7 6. O-O O-O 7. Re1 c6 8. a4
Qc7 9. h3 Re8 10. d5 Nf8 11. Qd3 cxd5 12. Bxd5 a6 13. Bg5 N8d7 14. Rad1 Nb6 15.
Bb3 Rd8 16. Bxf6 Bxf6 17. a5 Nd7 18. Qxd6 Qxa5 19. Nd5 Re8 20. Ra1 Qd8 21. Rad1
Ra7 22. Rd2 Be7 23. Qc7 Qxc7 24. Nxc7 Rf8 25. Red1 Nc5 26. Nxe5 Nxb3 27. cxb3 f5
28. Nd7 Rf7 29. Nb6 Rf8 30. e5 Kf7 31. e6+ Bxe6 32. Nxe6 Kxe6 33. Re2+ Kf7 34.
Rd7 Re8 35. Nd5 Raa8 36. Rexe7+ Rxe7 37. Rxe7+ Kg6 38. Rxb7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.10"]
[Round "9.35"]
[White "Sosa, Carlos"]
[Black "Cespedes, Juan"]
[Result "1/2-1/2"]
[ECO "D05"]
[Opening "Queen's pawn game"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nf6 3. e3 e6 4. c3 Nbd7 5. Bd3 c5 6. Nbd2 Bd6 7. O-O a6 8. Re1
b5 9. dxc5 Nxc5 10. Nf1 Nxd3 11. Qxd3 Bb7 12. Qd4 Qc7 13. h3 Rc8 14. Bd2 O-O 15.
Rac1 Qc5 16. Qxc5 Bxc5 17. Nd4 Ne4 18. a3 Nxd2 19. Nxd2 Bxd4 20. cxd4 Rxc1 21.
Rxc1 Rc8 22. Rxc8+ Bxc8 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.1"]
[White "Lorenzini, Martin"]
[Black "Alonso, Salvador"]
[Result "1/2-1/2"]
[BlackTitle "GM"]
[WhiteElo "2466"]
[BlackElo "2516"]
[ECO "B22"]
[Opening "Sicilian"]
[Variation "Alapin's variation (2.c3)"]
[WhiteFideId "105570"]
[BlackFideId "105198"]
[EventDate "2012.07.04"]

1. e4 c5 2. c3 d5 3. exd5 Qxd5 4. d4 Nf6 5. Nf3 e6 6. Na3 Nc6 7. Be3 cxd4 8. Nb5
Qd8 9. Nbxd4 Nd5 10. Bg5 Qb6 11. Bc4 Nxd4 12. Nxd4 Bc5 13. O-O Bxd4 14. Bxd5
exd5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.2"]
[White "Perez Ponsa, Federico"]
[Black "Mareco, Sandro"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2489"]
[BlackElo "2586"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "117927"]
[BlackFideId "112275"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d3 d5 4. Qe2 Nc6 5. g3 Nge7 6. Bg2 g6 7. O-O Bg7 8. c3 b6
9. e5 h6 10. h4 Qd7 11. Re1 a5 12. Na3 a4 13. Bf4 Ba6 14. Qd2 Nf5 15. Nc2 h5 16.
Bg5 O-O 17. Ne3 Nxe3 18. Rxe3 a3 19. d4 axb2 20. Qxb2 Na5 21. Ree1 Rfc8 22. Qd2
Nc4 23. Qf4 Nb2 24. Qd2 Nc4 25. Qf4 cxd4 26. cxd4 Na3 27. Red1 Nb5 28. Re1 Nc3
29. Qe3 Ne4 30. Rec1 Rxc1+ 31. Rxc1 Rc8 32. Rb1 Rc3 33. Qe1 Qc7 34. Be3 Rc2 35.
Bf1 Bxf1 36. Qxf1 Nc3 37. Rb3 Rxa2 38. Qd3 Ne4 39. Qb1 Ra6 40. Ng5 Qa7 41. Kg2
Nxg5 42. Bxg5 Ra1 43. Qd3 Bf8 44. Qb5 Qa2 45. Rb2 Qa6 46. Rb3 Qa7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.3"]
[White "Felgaer, Ruben"]
[Black "Krysa, Leandro"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2580"]
[BlackElo "2424"]
[ECO "C63"]
[Opening "Ruy Lopez"]
[Variation "Schliemann defence"]
[WhiteFideId "107069"]
[BlackFideId "116807"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 f5 4. d3 fxe4 5. dxe4 Nf6 6. Qd3 Bb4+ 7. c3 Bc5 8.
Nbd2 Qe7 9. b4 Bb6 10. a4 a6 11. Bc4 d6 12. O-O Nd8 13. Ba2 Be6 14. Nc4 Ba7 15.
Ng5 Bg8 16. b5 axb5 17. axb5 Nd7 18. Kh1 Ne6 19. Nxe6 Bxe6 20. f4 exf4 21. Bxf4
O-O 22. Qc2 Bc5 23. Nd2 Bxa2 24. Rxa2 Rae8 25. Raa1 Qe6 26. Rae1 Nf6 27. Qd3 Ng4
28. Bg3 Bf2 29. Rb1 Qh6 30. h3 Bxg3 31. Qxg3 Qxd2 32. Qxg4 Qxc3 33. Rxf8+ Rxf8
34. Qe6+ Kh8 35. Qe7 Rg8 36. b6 Qd3 37. Rc1 cxb6 38. Rc7 Qd4 39. Rxb7 h6 40. Rd7
Qa1+ 41. Kh2 Qe5+ 42. Qxe5 dxe5 43. Rb7 Rd8 44. Rxb6 Rd4 45. Kg3 Rxe4 46. Kf3
Re1 47. Kf2 Re4 48. Kf3 Re1 49. Kf2 Re4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.4"]
[White "Julia, Ernesto"]
[Black "Lemos, Damian"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2359"]
[BlackElo "2545"]
[ECO "C02"]
[Opening "French"]
[Variation "advance variation"]
[WhiteFideId "101150"]
[BlackFideId "113581"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Qb6 5. Nf3 Nc6 6. a3 c4 7. Nbd2 Na5 8. Be2 Bd7
9. O-O Ne7 10. Qc2 h6 11. Bd1 Qc7 12. g3 Nc8 13. Nh4 Nb6 14. Be2 Ba4 15. Qb1
O-O-O 16. f4 Be7 17. Ng2 f5 18. Rf2 Rdg8 19. Nf1 g5 20. g4 Nb3 21. Ra2 Kb8 22.
gxf5 Nxc1 23. Qxc1 exf5 24. Ng3 Bd7 25. fxg5 Bxg5 26. Qf1 h5 27. Nxf5 Be6 28.
Kh1 Qh7 29. Bd1 h4 30. Bc2 h3 31. Nge3 Bf7 32. Ne7 Bg6 33. Nxg6 Bxe3 34. Nxh8
Qxh8 35. Ra1 Bxf2 36. Qxf2 Rg2 37. Qf5 Qg7 38. Qxh3 Rxc2 39. Rg1 Qf8 40. Rf1 Rf2
41. Rxf2 Qxf2 42. Qh8+ Kc7 43. h4 Qxb2 44. Qg7+ Nd7 45. Qe7 Qc1+ 46. Kg2 Qd2+
47. Kh1 Qd1+ 48. Kh2 Qd2+ 49. Kh1 Qe1+ 50. Kh2 Qf2+ 51. Kh1 Qf8 52. Qe6 Qf3+ 53.
Kh2 Qf2+ 54. Kh3 Qf3+ 55. Kh2 Kd8 56. Qd6 Ke8 57. Qe6+ Kd8 58. Qd6 Qf2+ 59. Kh3
Qf3+ 60. Kh2 Qg4 61. e6 Qxh4+ 62. Kg2 Qg5+ 63. Kh2 Qh6+ 64. Kg3 Qg7+ 65. Kh2 Kc8
66. exd7+ Qxd7 67. Qf8+ Qd8 68. Qb4 b6 69. Kg2 Kc7 70. Kf2 a5 71. Qb2 Qg5 72.
Kf3 Qe7 73. Kf2 Kc6 74. a4 Kc7 75. Kf3 Qd7 76. Qa3 Kb7 77. Kf4 Qe6 78. Kg5 Kc7
79. Qa1 b5 80. axb5 Kb6 81. Qa3 Kxb5 82. Qb2+ Kc6 83. Qa3 Qg8+ 84. Kf4 Qb8+ 85.
Kf5 Qc8+ 86. Kg5 Kb5 87. Qb2+ Ka6 88. Qa3 Qe6 89. Qc5 Qb6 90. Qa3 Kb5 91. Kf5
Qc6 92. Ke5 Ka6 93. Qf8 a4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.5"]
[White "Pierrot, Facundo"]
[Black "Ricardi, Pablo"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2442"]
[BlackElo "2500"]
[ECO "A70"]
[Opening "Benoni"]
[Variation "classical with e4 and Nf3"]
[WhiteFideId "103250"]
[BlackFideId "100242"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nf3 c5 4. d5 d6 5. Nc3 exd5 6. cxd5 g6 7. e4 Bg7 8. h3 O-O
9. Bd3 a6 10. a4 Nbd7 11. O-O Nh5 12. Bg5 Bf6 13. Bh6 Re8 14. a5 Rb8 15. Qd2 Ne5
16. Nxe5 Bxe5 17. Ne2 b5 18. axb6 Rxb6 19. Ra2 Rb4 20. f4 Bh8 21. Kh2 Nf6 22.
Bg5 h6 23. Bxf6 Bxf6 24. Nc3 Bg7 25. Bxa6 Bxc3 26. bxc3 Rbxe4 27. Bxc8 Qxc8 28.
f5 g5 29. f6 R8e5 30. Qd1 Qe8 31. Qa1 Re1 32. Rxe1 Rxe1 33. Ra8 Rxa1 34. Rxe8+
Kh7 35. Rd8 Ra6 36. Kg3 Kg6 37. Kf3 Kxf6 38. Re8 Ra2 39. c4 Rc2 40. Re4 Rc3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.6"]
[White "Pichot, Alan"]
[Black "Slipak, Sergio"]
[Result "0-1"]
[WhiteTitle "FM"]
[BlackTitle "GM"]
[WhiteElo "2287"]
[BlackElo "2444"]
[ECO "C65"]
[Opening "Ruy Lopez"]
[Variation "Berlin defence"]
[WhiteFideId "110973"]
[BlackFideId "100250"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 Nf6 4. d3 d6 5. O-O Be7 6. Nc3 O-O 7. h3 Nd4 8. Nxd4
exd4 9. Ne2 c5 10. c3 dxc3 11. bxc3 a6 12. Ba4 c4 13. Ng3 cxd3 14. Qxd3 Be6 15.
Bb3 Nd7 16. Ba3 Rc8 17. f4 Nc5 18. Bxc5 Rxc5 19. Bd5 Qa5 20. c4 b5 21. Nh5 Bxd5
22. Qd4 f6 23. cxd5 Qc3 24. Qd1 Rf7 25. Kh1 Rc4 26. Re1 g6 27. Rb1 gxh5 28. Rb3
Qa5 29. Rg3+ Rg7 30. Ree3 h4 31. Rxg7+ Kxg7 32. Qg4+ Kf8 33. e5 dxe5 34. Qxh4
Rxf4 35. Qh6+ Ke8 36. d6 Rf1+ 37. Kh2 Bxd6 38. Qh5+ Kd8 39. Qe2 e4+ 40. g3 Ra1
41. Qg4 Rxa2+ 42. Kh1 Qd2 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.7"]
[White "Filgueira, Hernan"]
[Black "Mahia, Gustavo"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2308"]
[BlackElo "2401"]
[ECO "A49"]
[Opening "King's Indian"]
[Variation "fianchetto without c4"]
[WhiteFideId "101770"]
[BlackFideId "100439"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. g3 Bg7 4. Bg2 O-O 5. O-O d6 6. b3 a5 7. a4 Nc6 8. Bb2 e5
9. dxe5 Ng4 10. e4 Ngxe5 11. Nxe5 Nxe5 12. Qc1 c6 13. h3 f5 14. f4 Nf7 15. Bxg7
Kxg7 16. Qb2+ Qf6 17. Qxf6+ Kxf6 18. Nd2 Be6 19. Rad1 Rad8 20. Rfe1 Rfe8 21. Kf2
h6 22. exf5 gxf5 23. Bf3 Re7 24. Bh5 Rde8 25. g4 Bd5 26. Rxe7 Rxe7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.8"]
[White "Tristan, Leonardo"]
[Black "Lujan, Carolina"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2449"]
[BlackElo "2367"]
[ECO "D85"]
[Opening "Gruenfeld"]
[Variation "exchange variation"]
[WhiteFideId "113816"]
[BlackFideId "109878"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. Bd2 Nb6 6. Bf4 Bg7 7. e3 O-O 8. Nf3
Bg4 9. Be2 c5 10. dxc5 Bxc3+ 11. bxc3 Qxd1+ 12. Rxd1 Na4 13. h3 Be6 14. Nd4 Bxa2
15. Nb5 Nc6 16. Ra1 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.9"]
[White "Herman, Diego"]
[Black "Spata, German"]
[Result "1/2-1/2"]
[WhiteElo "2193"]
[BlackElo "2278"]
[ECO "C54"]
[Opening "Giuoco Piano"]
[WhiteFideId "104833"]
[BlackFideId "113026"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Bc5 4. c3 Nf6 5. d4 exd4 6. cxd4 Bb4+ 7. Bd2 Bxd2+ 8.
Nbxd2 d5 9. exd5 Nxd5 10. Qb3 Nce7 11. O-O c6 12. Rfe1 O-O 13. Ne4 Qb6 14. Nd6
Qc7 15. Qa3 h6 16. Rac1 Be6 17. Ne4 Nf4 18. Bxe6 Nxe6 19. Nc5 Nxc5 20. Qxc5 Rfe8
21. Re5 Ng6 22. Rxe8+ Rxe8 23. Qxa7 Qd7 24. h3 Nf4 25. Re1 Rxe1+ 26. Nxe1 Ne2+
27. Kf1 Nxd4 28. Qb8+ Kh7 29. Qg3 Ne6 30. Qd3+ Qxd3+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.10"]
[White "Torres, Sergio"]
[Black "Tobares, Leandro"]
[Result "0-1"]
[WhiteElo "2130"]
[BlackElo "2242"]
[ECO "B32"]
[Opening "Sicilian defence"]
[WhiteFideId "105740"]
[BlackFideId "106402"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. c3 d3 5. Bxd3 d6 6. Bf4 Nf6 7. Nbd2 g6 8. h3
Bg7 9. Qe2 O-O 10. O-O Be6 11. Rfd1 Rc8 12. Qe3 Re8 13. Bh6 Bh8 14. Ng5 Bd7 15.
Ndf3 e6 16. Bc2 Qe7 17. Qf4 Ne5 18. Nxe5 dxe5 19. Qh4 Bc6 20. Rd2 b5 21. a3 a5
22. Re1 b4 23. axb4 axb4 24. Re3 bxc3 25. bxc3 Nh5 26. Bd1 Nf6 27. Nf3 Nd7 28.
Bg5 f6 29. Bh6 Nc5 30. Be2 Qb7 31. Bd3 Rcd8 32. Bc4 Ra8 33. Qg4 Ra4 34. Nh4 Kf7
35. Nf5 gxf5 36. exf5 Rxc4 37. fxe6+ Nxe6 38. Qxc4 Qb5 39. Qh4 Rg8 40. Rg3 Rxg3
41. Qxg3 Qb1+ 42. Kh2 Qg6 43. Be3 Ke7 44. Ra2 Qxg3+ 45. Kxg3 f5 46. Ra7+ Bd7 47.
Bd2 e4 48. c4 Be5+ 49. Kh4 Bd4 50. Bb4+ Ke8 51. Ra2 Nf4 52. g4 Nd3 53. Ra8+ Kf7
54. Rf8+ Kg7 55. Rd8 Bf6+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.11"]
[White "Giampa, Alejandro"]
[Black "Lopez Miller, Indalecio"]
[Result "0-1"]
[WhiteElo "2226"]
[BlackElo "1894"]
[ECO "A45"]
[Opening "Trompovsky attack (Ruth, Opovcensky opening)"]
[WhiteFideId "108359"]
[BlackFideId "113859"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Bg5 e6 3. Nd2 b6 4. e4 Be7 5. c4 d5 6. Bxf6 Bxf6 7. cxd5 exd5 8. e5
Be7 9. Ngf3 O-O 10. Qc2 Ba6 11. Bxa6 Nxa6 12. O-O c5 13. dxc5 bxc5 14. Rfd1 Qb6
15. Nf1 Rfd8 16. Ne3 Nb4 17. Qa4 c4 18. Rd2 Rac8 19. Rc1 Nd3 20. Rb1 Bb4 21. Re2
Bc5 22. Qd1 Qa6 23. a3 Nf4 24. Rd2 d4 25. g3 Ne6 26. Nf5 d3 27. Rc1 g6 28. Ne3
Bxe3 29. fxe3 Nc5 30. Rg2 Nb3 31. Rc3 Qb6 32. Qe1 Re8 33. Rf2 Rc7 34. Kg2 Qc6
35. Kg1 Qe4 36. h4 h6 37. Qd1 Qxe3 38. Kg2 Qe4 39. Kh2 Nd4 40. Nd2 Qe3 41. Qf1
Ne2 42. Rxc4 Qxg3+ 43. Kh1 Rxc4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.12"]
[White "Mansilla, Martin"]
[Black "Gaitan, Juan Manuel"]
[Result "0-1"]
[WhiteElo "2037"]
[BlackElo "2283"]
[ECO "A19"]
[Opening "English"]
[Variation "Mikenas-Carls, Sicilian variation"]
[WhiteFideId "131865"]
[BlackFideId "121657"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nc3 e6 3. e4 c5 4. e5 Ng8 5. d4 cxd4 6. Qxd4 Nc6 7. Qe4 d6 8. exd6
Nf6 9. Qc2 Bxd6 10. Bg5 h6 11. Bh4 Nd4 12. Qd3 e5 13. Bxf6 Qxf6 14. Qd2 Bb4 15.
O-O-O Bf5 16. Qe3 Bc5 17. Nd5 Qd6 18. Qg3 O-O 19. Nf3 Qa6 20. Nxd4 exd4 21. a3
Rac8 22. Bd3 Bd6 23. Qf3 Rxc4+ 24. Bxc4 Qxc4+ 25. Kd2 Qc2+ 26. Ke1 Re8+ 27. Kf1
Be4 28. Qg4 Bxd5 29. Qxd4 Bc5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.13"]
[White "Benedetti, Julio"]
[Black "Aparicio, Anibal"]
[Result "1-0"]
[BlackTitle "FM"]
[WhiteElo "2090"]
[BlackElo "2223"]
[ECO "C02"]
[Opening "French"]
[Variation "advance, Wade variation"]
[WhiteFideId "172545"]
[BlackFideId "101133"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. e5 c5 4. c3 Bd7 5. Nf3 Qb6 6. Bd3 Bb5 7. O-O Bxd3 8. Qxd3
Nc6 9. dxc5 Bxc5 10. b4 Bf8 11. a4 Qc7 12. Re1 Nge7 13. Bf4 Ng6 14. Bg3 a5 15.
Na3 axb4 16. Nb5 Qd7 17. c4 d4 18. h4 Bc5 19. Nd6+ Kf8 20. Ne4 b6 21. h5 Nge7
22. h6 gxh6 23. Nf6 Qb7 24. Bf4 Ng6 25. Bxh6+ Ke7 26. Bg7 Rhd8 27. Nxh7 Rg8 28.
Bf6+ Kd7 29. Qe4 Kc7 30. Nhg5 Raf8 31. Rad1 Nge7 32. Qh7 Kb8 33. Nxf7 Qa6 34.
Nd6 Nc8 35. Nb5 N8e7 36. Nfxd4 Nxd4 37. Rxd4 Qb7 38. Rde4 Qd7 39. Nd6 Rh8 40.
Bxh8 Rxf2 41. Kh1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.14"]
[White "Maldonado, Marcos"]
[Black "Negri, Santiago"]
[Result "0-1"]
[BlackElo "2188"]
[ECO "A15"]
[Opening "English opening"]
[BlackFideId "109940"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. Nf3 e6 3. e3 b6 4. Qc2 Bb7 5. Be2 c5 6. Nc3 Be7 7. b3 O-O 8. Bb2
Nc6 9. a3 Rc8 10. Rd1 d5 11. d3 d4 12. Na2 dxe3 13. fxe3 Ng4 14. Qd2 Bh4+ 15. g3
Bf6 16. e4 Bxb2 17. Qxb2 f5 18. h3 Ne3 19. Rd2 Nd4 20. Rg1 fxe4 21. dxe4 Qf6 22.
Rxd4 cxd4 23. Kd2 Qh6 24. Ke1 Bxe4 25. Nd2 Bg6 26. Nb4 e5 27. h4 e4 28. Nd5 Nxd5
29. cxd5 d3 30. Nc4 b5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.15"]
[White "Fernandez, Maria Florencia"]
[Black "Sanchez, Christian"]
[Result "1-0"]
[WhiteElo "2150"]
[BlackElo "2032"]
[ECO "E47"]
[Opening "Nimzo-Indian"]
[Variation "4.e3 O-O, 5.Bd3"]
[WhiteFideId "116459"]
[BlackFideId "116009"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 b6 6. Ne2 Bb7 7. f3 d5 8. O-O c5
9. a3 cxd4 10. exd4 dxc4 11. Bxc4 Bd6 12. Bg5 Bxh2+ 13. Kxh2 Qc7+ 14. Kh1 Qxc4
15. Bxf6 gxf6 16. Qd2 Nd7 17. Qf4 Rac8 18. Ng3 Qd3 19. Nge4 Bxe4 20. Rad1 Qc4
21. fxe4 Qc7 22. e5 Kh8 23. Rd3 Rg8 24. Rh3 Rg6 25. Qh4 h6 26. Ne2 fxe5 27. Rxf7
Qc2 28. Qe7 Rxg2 29. Rxh6+ Kg8 30. Kxg2 Qxe2+ 31. Rf2 Qg4+ 32. Kh2 Qg7 33. Qxe6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.16"]
[White "Fluxa, Ismael"]
[Black "Martinez De Negri, Gonzalo"]
[Result "0-1"]
[BlackElo "2093"]
[ECO "A05"]
[Opening "Reti opening"]
[BlackFideId "106593"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 c5 3. Bg2 g6 4. d3 d5 5. O-O Bg7 6. Nbd2 O-O 7. c4 d4 8. b4
cxb4 9. a3 bxa3 10. Bxa3 Nc6 11. Qa4 Qc7 12. Rfb1 Rb8 13. Nb3 Nd7 14. Nfd2 h6
15. Bb2 Nb6 16. Qa3 Rd8 17. Na5 Ra8 18. Nxc6 bxc6 19. Qc5 Bb7 20. Ra3 e5 21.
Rba1 Bf8 22. Qa5 Bxa3 23. Rxa3 Rdb8 24. Ne4 f5 25. Qd2 Kg7 26. Ra5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.17"]
[White "Dolezal, Cristian"]
[Black "Masdeu, Fernando"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2437"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "103560"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. c4 d5 4. exd5 exd5 5. d4 Nf6 6. Nc3 Be6 7. cxd5 Nxd5 8.
Ng5 Nxc3 9. bxc3 Bf5 10. Bc4 Bg6 11. Qf3 Qd7 12. O-O Bd6 13. Re1+ Kf8 14. dxc5
Bxc5 15. Ne6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.18"]
[White "Figueroa, Jose Leonardo"]
[Black "Tokatlian, Gabriel"]
[Result "0-1"]
[BlackElo "1947"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "116491"]
[BlackFideId "123528"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. Nc3 Bg7 6. Be3 Nf6 7. Bc4 Qa5 8.
Nb3 Qb4 9. Nd2 d6 10. f3 Qxb2 11. Nb5 O-O 12. c3 Nxe4 13. fxe4 Bxc3 14. Rb1
Bxd2+ 15. Bxd2 Qe5 16. Qf3 Qc5 17. Rc1 Ne5 18. Qb3 Nxc4 19. Rxc4 Qe5 20. Nc7 Be6
21. Nxe6 fxe6 22. Qc3 Qh5 23. Qh3 Qe5 24. Bc3 Qb5 25. Qxe6+ Rf7 26. Rc8+ Rxc8
27. Qxc8+ Rf8 28. Qe6+ Rf7 29. Qc8+ Rf8 30. Qe6+ Rf7 31. Qb3 Qd3 32. Bd2 Qxe4+
33. Kd1 e6 34. Re1 Qg4+ 35. Re2 Rf1+ 36. Be1 Qd4+ 37. Kc2 Qc5+ 38. Kb2 d5 39.
Rxe6 Rxe1 40. Rxe1 Qf2+ 41. Ka3 Qxe1 42. Qxd5+ Kh8 43. Qxb7 Qe3+ 44. Ka4 Qd4+
45. Qb4 Qd7+ 46. Ka5 Qd5+ 47. Ka6 Qxa2+ 48. Kb5 Qd5+ 49. Ka6 Kg7 50. Qe7+ Qf7
51. Qxa7 Qxa7+ 52. Kxa7 Kf6 53. Kb6 Kf5 54. Kb5 g5 55. Kc4 Ke4 56. h4 gxh4 57.
Kc5 Kf4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.19"]
[White "Colautti, Marcela"]
[Black "Vaquero, Diego Javier"]
[Result "1-0"]
[WhiteElo "1973"]
[BlackElo "2089"]
[ECO "E10"]
[Opening "Queen's pawn game"]
[WhiteFideId "116440"]
[BlackFideId "123536"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. e3 c6 5. cxd5 exd5 6. Be2 Bd6 7. Nc3 O-O 8. O-O
Bg4 9. Ne5 Bxe2 10. Qxe2 Nfd7 11. Nd3 Na6 12. a3 Nc7 13. b4 Qh4 14. g3 Qh3 15.
Qf3 Rae8 16. Qg2 Qf5 17. Rd1 Re6 18. g4 Qg6 19. f4 f5 20. g5 Qh5 21. Ne2 h6 22.
Rf1 Qe8 23. Rf3 Rg6 24. h4 Qe4 25. Ne1 hxg5 26. hxg5 Nf6 27. Ng3 Qe6 28. gxf6
Rfxf6 29. Nd3 Nb5 30. Ne5 Bxe5 31. fxe5 Rf7 32. Bd2 Nc7 33. Kf2 Qe7 34. Rh1 Ne6
35. Rh5 f4 36. exf4 Nxd4 37. Qh3 Rh6 38. Rxh6 gxh6 39. Rd3 Qxe5 40. Qxh6 Rf6 41.
Qh3 Ne6 42. Nh5 Rf7 43. Qg4+ Kf8 44. Re3 Qb2 45. Qxe6 Qxd2+ 46. Kg3 Rg7+ 47.
Nxg7 Qd4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.20"]
[White "Barrionuevo, Pablo"]
[Black "Tachella, Pablo Ivan"]
[Result "1-0"]
[WhiteTitle "IM"]
[WhiteElo "2318"]
[BlackElo "1888"]
[ECO "C78"]
[Opening "Ruy Lopez"]
[Variation "Moeller defence"]
[WhiteFideId "110566"]
[BlackFideId "133124"]
[EventDate "2012.07.04"]

1. e4 Nc6 2. Nf3 e5 3. Bb5 a6 4. Ba4 Nf6 5. O-O Bc5 6. Nxe5 Nxe5 7. d4 Ba7 8.
dxe5 Nxe4 9. Qg4 Nxf2 10. Rxf2 Bxf2+ 11. Kxf2 Kf8 12. Qf4 d5 13. exd6 Qxd6 14.
Qxd6+ cxd6 15. Bf4 Ke7 16. Nc3 Rd8 17. Nd5+ Kf8 18. Re1 b5 19. Nc7 Ra7 20. Bxd6+
Kg8 21. Bb3 h6 22. Bg3 Bg4 23. Re7 Rd2+ 24. Kf1 Bh5 25. Bf4 Rd4 26. Be3 Rd1+ 27.
Kf2 Rb7 28. c3 Rb1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.21"]
[White "Cordero, Alfredo"]
[Black "Araoz, Claudio Alberto"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2137"]
[BlackElo "1849"]
[ECO "B00"]
[Opening "King's pawn opening"]
[WhiteFideId "104280"]
[BlackFideId "107565"]
[EventDate "2012.07.04"]

1. e4 d6 2. Nf3 g6 3. c3 Nf6 4. Be2 Bg7 5. O-O O-O 6. d3 c5 7. Bg5 Qa5 8. Nbd2
b5 9. e5 dxe5 10. Nxe5 Bb7 11. Nef3 Nbd7 12. Re1 Qc7 13. Qc1 h6 14. Bh4 Nh5 15.
Bxe7 Rfe8 16. Bh4 g5 17. Bg3 Nxg3 18. hxg3 Re7 19. Bf1 Rae8 20. Rxe7 Rxe7 21.
Qc2 Ne5 22. Re1 Nxf3+ 23. Nxf3 Bxf3 24. Rxe7 Qxe7 25. gxf3 a5 26. d4 cxd4 27.
cxd4 Bxd4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.22"]
[White "Benedetti, Antonella"]
[Black "Guzman, Paola"]
[Result "1-0"]
[WhiteElo "2026"]
[ECO "A08"]
[Opening "Reti"]
[Variation "King's Indian attack, French variation"]
[WhiteFideId "170976"]
[BlackFideId "136450"]
[EventDate "2012.07.04"]

1. e4 e6 2. d3 d5 3. Nd2 Nf6 4. Ngf3 c5 5. g3 Nc6 6. Bg2 Be7 7. O-O O-O 8. Re1
b5 9. e5 Nd7 10. Nf1 a5 11. h4 b4 12. N1h2 a4 13. Bf4 a3 14. b3 Na7 15. Ng5 Nb5
16. Qh5 Bxg5 17. hxg5 Qe8 18. Qh3 Nd4 19. Rac1 Ba6 20. Ng4 Rc8 21. Kh2 c4 22.
dxc4 dxc4 23. Be4 Nf5 24. Kg2 f6 25. exf6 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.23"]
[White "Ennis Marcos, Alan"]
[Black "Martinez, Daniel ARG"]
[Result "0-1"]
[WhiteElo "1623"]
[BlackElo "2007"]
[ECO "A58"]
[Opening "Benko gambit accepted"]
[WhiteFideId "136778"]
[BlackFideId "122025"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 Bxa6 6. Nc3 d6 7. Nf3 Nbd7 8. e4
Bxf1 9. Kxf1 g6 10. g3 Bg7 11. Kg2 Ng4 12. Re1 O-O 13. h3 Nge5 14. Nxe5 Nxe5 15.
f4 Nd7 16. Qc2 Qa5 17. Bd2 Rfb8 18. b3 Qa3 19. Bc1 Qb4 20. Bb2 c4 21. Reb1 cxb3
22. axb3 Rxa1 23. Bxa1 Rc8 24. Rc1 Rb8 25. Rb1 Nc5 26. e5 dxe5 27. Na2 Qe4+ 28.
Qxe4 Nxe4 29. Bxe5 Rb5 30. Bxg7 Kxg7 31. b4 Rxd5 32. b5 Nd6 33. Nc3 Rd2+ 34. Kf1
Rc2 35. Rb3 e6 36. b6 Nb7 37. Ke1 h5 38. Kd1 Rg2 39. Na4 Ra2 40. Rb4 Ra3 41. Kc2
Rxg3 42. Rd4 Rxh3 43. Rd7 Na5 44. Ra7 Nc6 45. b7 Rf3 46. Ra8 Rxf4 47. Kc3 Rb4
48. Nc5 Rb5 49. Kc4 Rb1 50. Rc8 Na5+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.24"]
[White "Lima, Joaquin"]
[Black "Rodriguez, Federico"]
[Result "0-1"]
[BlackElo "1981"]
[ECO "B01"]
[Opening "Scandinavian defence"]
[BlackFideId "122084"]
[EventDate "2012.07.04"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qa5 4. d4 Nf6 5. Nf3 Bf5 6. Bd2 c6 7. Bc4 e6 8. O-O
Nbd7 9. Re1 h6 10. Nd5 Qd8 11. Ne3 Bh7 12. d5 cxd5 13. Nxd5 Rc8 14. Nxf6+ gxf6
15. Bb3 Be7 16. Bc3 O-O 17. Nd4 Nc5 18. Qg4+ Kh8 19. Qh5 Kg7 20. Bd2 Qxd4 21.
Qxh6+ Kg8 22. Re3 Ne4 23. c3 Qxd2 24. Rg3+ Ng5 25. h4 Bg6 26. hxg5 fxg5 27. Bxe6
Qc2 28. Bb3 Qf5 29. Rf3 Qe4 30. Re3 Qf5 31. Rxe7 Rc6 32. Rae1 Rf6 33. f3 Qc5+
34. Kh1 Qf2 35. Qxg5 Kg7 36. Re8 Rf5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.25"]
[White "Roa, Carlos"]
[Black "Martyniuk, Carolina Milka"]
[Result "0-1"]
[BlackElo "1955"]
[ECO "B15"]
[Opening "Caro-Kann"]
[Variation "Gurgenidze system"]
[BlackFideId "109576"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 c6 3. Nc3 d5 4. e5 h5 5. Bf4 Nh6 6. Qd2 Bf5 7. O-O-O b5 8. f3 Ng8
9. g3 Nd7 10. Kb1 Nb6 11. Bd3 e6 12. Bxf5 gxf5 13. Nh3 b4 14. Ne2 Nc4 15. Qd3
Qb6 16. Ng5 a5 17. Bc1 a4 18. h3 Be7 19. h4 a3 20. b3 Nb2 21. Bxb2 axb2 22. Kxb2
Ra7 23. c4 bxc3+ 24. Nxc3 Nh6 25. Ka1 Qxb3 26. Rh2 Bb4 27. Rdd2 Bxc3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.26"]
[White "D'Ascanio, Adolfo"]
[Black "Lima, Damian"]
[Result "1-0"]
[WhiteElo "1906"]
[ECO "A40"]
[Opening "Queen's pawn"]
[WhiteFideId "136425"]
[EventDate "2012.07.04"]

1. d4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.27"]
[White "Rautenberg, Raul"]
[Black "Bianchi, Augusto"]
[Result "0-1"]
[BlackElo "1899"]
[ECO "A45"]
[Opening "Queen's pawn game"]
[BlackFideId "130281"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. e3 d6 3. Bd3 Nbd7 4. e4 e5 5. Nf3 Be7 6. O-O c6 7. Nc3 O-O 8. h3
Qb6 9. d5 h6 10. Rb1 cxd5 11. Nxd5 Nxd5 12. exd5 f5 13. Nh2 f4 14. Qh5 Nf6 15.
Qg6 Qd8 16. Ng4 Bxg4 17. hxg4 Qe8 18. Qxe8 Nxe8 19. Bf5 Kf7 20. c4 g6 21. Bd3
Nf6 22. f3 h5 23. Kf2 hxg4 24. b4 Rh8 25. Ba3 gxf3 26. Kxf3 g5 27. Bf5 g4+ 28.
Kf2 Rh5 29. Be6+ Kg6 30. Rbe1 a5 31. b5 Rh2 32. Bc1 Rah8 33. Rg1 Kg5 34. Ke2 Ne4
35. Kd3 Nc5+ 36. Kc2 e4 37. Kb1 e3 38. g3 Nxe6 39. dxe6 R2h3 40. gxf4+ Kxf4 41.
Bxe3+ Rxe3 42. Rxe3 Kxe3 43. Rxg4 Bf6 44. Rg6 Be5 45. e7 Kd3 46. a4 Kxc4 47.
Rg4+ Kb3 48. Kc1 Bc3 49. Kd1 Rh1+ 50. Ke2 Re1+ 51. Kd3 Rxe7 52. Rg8 Bb4 53. Rc8
Kxa4 54. b6 Kb5 55. Rc7 d5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.28"]
[White "Muniz, Roberto Anibal"]
[Black "Etchevest, Marcelo"]
[Result "1-0"]
[BlackElo "1726"]
[ECO "B32"]
[Opening "Sicilian defence"]
[WhiteFideId "173347"]
[BlackFideId "137464"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Qb6 5. Nb5 Nf6 6. Be3 Qa5+ 7. Qd2 Qd8 8.
N1c3 a6 9. Nd4 Ng4 10. Bg5 h6 11. Bh4 Qb6 12. Nb3 e6 13. Be2 Nf6 14. f3 d6 15.
O-O-O Be7 16. Kb1 Bd7 17. Bxf6 gxf6 18. f4 Rc8 19. Bh5 Na5 20. Nxa5 Qxa5 21. Qe2
Rc5 22. f5 exf5 23. Nd5 Be6 24. c4 b5 25. b4 bxc4 26. bxa5 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.29"]
[White "Guzman, Ezequiel"]
[Black "Villanueva, Maria Belen"]
[Result "1-0"]
[ECO "D37"]
[Opening "QGD"]
[Variation "classical variation (5.Bf4)"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 Be7 5. Bf4 c6 6. e3 O-O 7. Bd3 dxc4 8. Bxc4
Nbd7 9. O-O Nb6 10. Bb3 Nbd5 11. Bg5 Nxc3 12. bxc3 Ne4 13. Bxe7 Qxe7 14. Qd3 f5
15. Ne5 Rf6 16. f3 Nd6 17. Bc2 Rh6 18. g3 Qe8 19. e4 Qh5 20. Rf2 Rf6 21. Qd2 b5
22. exf5 exf5 23. Nxc6 Nc4 24. Ne7+ Kf7 25. Qe1 Re6 26. Re2 Qxf3 27. Rxe6 Bxe6
28. d5 Bxd5 29. Nxd5 Qxd5 30. Qf2 g6 31. g4 a5 32. Re1 Qc6 33. gxf5 Ra6 34.
fxg6+ Kg7 35. Qf7+ Kh6 36. Qxh7+ Kg5 37. Qe7+ Kh6 38. g7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.30"]
[White "Paolini, Claudio"]
[Black "Ferreyra, Gustavo"]
[Result "1/2-1/2"]
[WhiteElo "1915"]
[ECO "C77"]
[Opening "Ruy Lopez"]
[Variation "Wormald (Alapin) attack"]
[WhiteFideId "129984"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. Qe2 b5 6. Bb3 Bc5 7. a4 b4 8. Bxf7+
Kxf7 9. Qc4+ d5 10. Qxc5 Qd6 11. Qxd6 cxd6 12. exd5 Nxd5 13. d3 Bg4 14. Ng5+ Ke7
15. Be3 b3 16. c3 Bf5 17. Kd2 Rac8 18. Na3 Na5 19. Ne4 h6 20. Rac1 Rhf8 21. Ke2
Bxe4 22. dxe4 Nxe3 23. Kxe3 Nc4+ 24. Nxc4 Rxc4 25. Ra1 Rf4 26. f3 d5 27. exd5
Rxa4 28. Kd3 Kd6 29. Rxa4 Rxa4 30. c4 Kc5 31. Kc3 Rxc4+ 32. Kxb3 Kxd5 33. Rd1+
Rd4 34. Ra1 Rd2 35. Ra5+ Kd4 36. Ra4+ Kd5 37. Ra5+ 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.31"]
[White "Coronel, Nestor"]
[Black "Lahera, Carlos"]
[Result "0-1"]
[WhiteElo "1742"]
[ECO "C42"]
[Opening "Petrov"]
[Variation "Nimzovich attack"]
[WhiteFideId "122572"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nf6 3. Nxe5 d6 4. Nf3 Nxe4 5. Nc3 Nxc3 6. dxc3 Be7 7. Bd3 Bg4 8.
Be3 Nc6 9. Qd2 Bxf3 10. gxf3 Qd7 11. O-O-O a6 12. Kb1 O-O-O 13. Qe2 Nb8 14. Rhg1
g6 15. Bc4 Bf6 16. Rg4 Be5 17. Bd3 Rde8 18. Qf1 d5 19. Rb4 Bd6 20. Rb3 Qc6 21.
c4 Nd7 22. cxd5 Qa4 23. Be4 Rxe4 24. fxe4 Qxe4 25. Rd4 Qf5 26. a3 Re8 27. Qc4
Nc5 28. Rb4 h5 29. Rd1 Re4 30. Bd4 Nd7 31. Rb3 Qg4 32. Rd2 Ne5 33. Qa4 Nf3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.32"]
[White "Jorge, Hector"]
[Black "D'Ascanio, Florencia"]
[Result "1-0"]
[ECO "B72"]
[Opening "Sicilian"]
[Variation "dragon, classical, Nottingham variation"]
[BlackFideId "136433"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6 6. Nb3 Bg7 7. Be2 Nc6 8. Be3
O-O 9. Qd2 Ng4 10. Bxg4 Bxg4 11. f3 Bd7 12. Bh6 Ne5 13. Bxg7 Kxg7 14. O-O-O b5
15. h4 h5 16. Qd4 Kg8 17. f4 Ng4 18. Rhe1 a5 19. e5 b4 20. exd6 exd6 21. Nd5 a4
22. Ne7+ Kh7 23. Nd2 b3 24. cxb3 axb3 25. a3 Qc7+ 26. Qc4 Qd8 27. Nf3 Be6 28.
Ng5+ Kh6 29. Nxe6 fxe6 30. Rxe6 Rf6 31. Rdxd6 Qf8 32. f5 Rxe6 33. Rxe6 Nf6 34.
Qf4+ Kg7 35. Qc7 gxf5 36. Nd5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.33"]
[White "Moscato, Nestor Eduardo"]
[Black "Garcia Ciuffani, Mirco"]
[Result "1/2-1/2"]
[BlackElo "1764"]
[ECO "A00"]
[Opening "Benko's opening"]
[WhiteFideId "123501"]
[BlackFideId "138118"]
[EventDate "2012.07.04"]

1. g3 e5 2. d3 Nf6 3. Bg2 d5 4. Nf3 Nc6 5. O-O Be7 6. c3 O-O 7. b4 e4 8. dxe4
Nxe4 9. b5 Na5 10. Be3 Nc4 11. Bd4 Ncd6 12. Nbd2 Nxb5 13. Nxe4 dxe4 14. Ne5 Nxd4
15. cxd4 Qd5 16. e3 Bd6 17. Qb1 Bxe5 18. Bxe4 Qe6 19. dxe5 g6 20. f4 h5 21. Qd3
Qg4 22. f5 Bxf5 23. Bxf5 gxf5 24. Rxf5 Rad8 25. Qc2 Rd2 26. Qxd2 Qxf5 27. Qd4
Re8 28. Qxa7 Qxe5 29. Re1 Qc3 30. Re2 b6 31. Kf2 Qf6+ 32. Ke1 Qc3+ 33. Kf2 Re5
34. Qa8+ Kg7 35. Qf3 Qd3 36. g4 hxg4 37. Qxg4+ Qg6 38. Qd4 Qf6+ 39. Ke1 Rg5 40.
Qxf6+ Kxf6 41. Rc2 c5 42. Rb2 Ke5 43. Rxb6 Rg2 44. h4 Rxa2 45. h5 Rh2 46. Rb5
Kd5 47. Rb7 Ke6 48. h6 Kf6 49. Rb6+ Kg5 50. Rc6 Rxh6 51. Rxc5+ Kg4 52. Ke2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.34"]
[White "Enciso, Franco"]
[Black "Sosa, Carlos"]
[Result "0-1"]
[WhiteElo "1523"]
[ECO "D35"]
[Opening "QGD"]
[Variation "Harrwitz attack"]
[WhiteFideId "126900"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Bf4 c6 5. Nf3 Qa5 6. a3 dxc4 7. e3 Ne4 8. Qc2
Nxc3 9. bxc3 Be7 10. Bxc4 Nd7 11. O-O Nf6 12. e4 Nh5 13. Be3 Qc7 14. e5 f5 15.
exf6 Nxf6 16. Ne5 Bd7 17. a4 Nd5 18. Rab1 O-O-O 19. Bxd5 exd5 20. Nf7 Bd6 21. f4
g6 22. Nxh8 Bf5 23. Qb2 Bxb1 24. Rxb1 Rxh8 25. c4 Re8 26. Qf2 Qa5 27. f5 dxc4
28. fxg6 hxg6 29. Qb2 Qc7 30. Qc3 Bxh2+ 31. Kf1 Qf7+ 32. Ke2 Bf4 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.11"]
[Round "10.35"]
[White "Martinez, Luciana"]
[Black "Cespedes, Juan"]
[Result "0-1"]
[WhiteElo "1488"]
[ECO "B06"]
[Opening "Robatsch (modern) defence"]
[WhiteFideId "125083"]
[EventDate "2012.07.04"]

1. e4 g6 2. Nf3 Bg7 3. d4 d6 4. Bc4 Nf6 5. Nc3 O-O 6. O-O a6 7. Bf4 Bg4 8. h3
Bxf3 9. Qxf3 Nbd7 10. Rad1 Nh5 11. Bh2 e5 12. Ne2 b5 13. Bd5 Rb8 14. b4 Qf6 15.
Qc3 Qd8 16. Qc6 Rb6 17. Qc3 Qc8 18. Qf3 Nhf6 19. Bb3 c6 20. Qe3 Rb7 21. a3 Ne8
22. f4 exd4 23. Nxd4 c5 24. bxc5 dxc5 25. Ne2 c4 26. Ba2 Qc5 27. Qxc5 Nxc5 28.
e5 Nc7 29. Nc3 Rbb8 30. Rd6 Rfd8 31. Rfd1 N7e6 32. Bg3 Bf8 33. Rxd8 Rxd8 34.
Rxd8 Nxd8 35. Bh4 Nde6 36. Nd5 h6 37. a4 Nxa4 38. Ne7+ Bxe7 39. Bxe7 Nc3 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.1"]
[White "Ricardi, Pablo"]
[Black "Lorenzini, Martin"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2500"]
[BlackElo "2466"]
[ECO "A13"]
[Opening "English opening"]
[Variation "Agincourt variation"]
[WhiteFideId "100242"]
[BlackFideId "105570"]
[EventDate "2012.07.04"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. g3 Nbd7 5. Bg2 c6 6. Bb2 Bd6 7. d4 Ne4 8. O-O
O-O 9. Nbd2 f5 10. Ne5 Nxe5 11. dxe5 Bc5 12. Nxe4 dxe4 13. Qxd8 Rxd8 14. Rfd1
Rxd1+ 15. Rxd1 Be7 16. f3 exf3 17. exf3 a5 18. a4 Kf7 19. f4 Ra7 20. Kf2 c5 21.
Ke3 b6 22. Bc6 Rc7 23. Bb5 Bb7 24. Rd6 Bxd6 25. exd6 Rc6 26. Be5 g6 27. Bxc6
Bxc6 28. d7 Ke7 29. Bc7 Kxd7 30. Bxb6 Kd6 31. Bxa5 e5 32. Bc3 e4 33. Be1 Bd7 34.
Bf2 Kc6 35. Kd2 Be6 36. Be3 Bc8 37. a5 Ba6 38. Ke2 Bc8 39. Kf2 Ba6 40. Kg2 Bc8
41. Kg1 Ba6 42. Kf2 Bc8 43. Kg2 Kd6 44. Kh3 Kc6 45. Kh4 h6 46. h3 Kd6 47. g4 Kc6
48. g5 h5 49. Kg3 Kb7 50. Bxc5 Ka6 51. Bb6 e3 52. Kf3 h4 53. Kxe3 Bb7 54. Ke2
Bg2 55. b4 Bxh3 56. b5+ Kb7 57. Bg1 Bg2 58. Kd3 Bf1+ 59. Kd4 h3 60. a6+ Kc7 61.
Kc5 Be2 62. Kb4 Bf1 63. c5 Be2 64. c6 Kb8 65. Kc5 Bf1 66. Kb6 Bg2 67. Bh2 Bf3
68. a7+ Ka8 69. Kc7 Bg2 70. Bg3 h2 71. Bxh2 Bf3 72. Kd8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.2"]
[White "Mareco, Sandro"]
[Black "Felgaer, Ruben"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2580"]
[ECO "A09"]
[Opening "Reti"]
[Variation "advance variation"]
[WhiteFideId "112275"]
[BlackFideId "107069"]
[EventDate "2012.07.04"]

1. Nf3 d5 2. c4 d4 3. g3 Nc6 4. Bg2 e5 5. d3 Nf6 6. O-O Nd7 7. e4 Be7 8. Ne1 h5
9. Na3 h4 10. Nac2 a5 11. Rb1 Nc5 12. b3 hxg3 13. fxg3 Be6 14. Bd2 Bg5 15. a3 b6
16. Nf3 Bf6 17. Qe2 g5 18. b4 Nd7 19. b5 Na7 20. h3 Qe7 21. g4 Rd8 22. Rf2 Rg8
23. Nh2 Qf8 24. Nf1 Be7 25. Ng3 Bxa3 26. Nf5 Rg6 27. Rbf1 Bc5 28. h4 gxh4 29.
Bh3 Be7 30. Kh2 Nc5 31. Ne1 Qh8 32. Nf3 Nc8 33. g5 Nd6 34. Rg2 Nb3 35. Be1 Kd7
36. Rg4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.3"]
[White "Alonso, Salvador"]
[Black "Perez Ponsa, Federico"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2516"]
[BlackElo "2489"]
[ECO "B90"]
[Opening "Sicilian"]
[Variation "Najdorf, Byrne (English) attack"]
[WhiteFideId "105198"]
[BlackFideId "117927"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be3 e5 7. Nb3 Be6 8. h3
Be7 9. f4 exf4 10. Bxf4 Nc6 11. Qe2 Nd7 12. O-O-O Nde5 13. Kb1 Rc8 14. Nd5 O-O
15. g4 Re8 16. Qg2 Bg5 17. Bg3 Bxd5 18. exd5 Na5 19. h4 Be3 20. Nxa5 Qxa5 21. g5
Qb6 22. Bxe5 Rxe5 23. Qf3 Bd4 24. Qb3 Qxb3 25. axb3 Bc5 26. c3 a5 27. Bb5 Rc7
28. Kc2 g6 29. Ra1 b6 30. Rhf1 Kg7 31. Ra4 h6 32. gxh6+ Kxh6 33. Rf6 Kg7 34.
Raf4 Rce7 35. Bd3 Rh5 36. Kd1 Rxd5 37. Kc2 Rh5 38. Bc4 d5 39. Bd3 Be3 40. Rf3
Rxh4 41. Rd6 Rh1 42. Bf1 Rh2+ 43. Kb1 Bc5 44. Rxd5 Ba3 45. Bc4 Rxb2+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.4"]
[White "Slipak, Sergio"]
[Black "Krysa, Leandro"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2444"]
[BlackElo "2424"]
[ECO "E94"]
[Opening "King's Indian"]
[Variation "orthodox variation"]
[WhiteFideId "100250"]
[BlackFideId "116807"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. O-O Na6 8. Be3
Ng4 9. Bg5 Qe8 10. h3 h6 11. Bc1 Nf6 12. dxe5 dxe5 13. Be3 b6 14. Qc2 Bb7 15.
Nd5 Nd7 16. a3 c6 17. Nc3 Nac5 18. b4 Ne6 19. Rfd1 f5 20. Qd2 Rd8 21. Bxh6 Ndc5
22. Qc2 Rxd1+ 23. Rxd1 Bxh6 24. bxc5 Nxc5 25. Rd6 Bg7 26. Qd2 Ne6 27. c5 Kh8 28.
exf5 gxf5 29. Nxe5 f4 30. Bg4 Bc8 31. Nxc6 Nxc5 32. Bxc8 Qxc8 33. Ne7 Nb3 34.
Ng6+ Kg8 35. Qd5+ Rf7 36. Ne7+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.5"]
[White "Lemos, Damian"]
[Black "Tobares, Leandro"]
[Result "1-0"]
[WhiteTitle "GM"]
[WhiteElo "2545"]
[BlackElo "2242"]
[ECO "A58"]
[Opening "Benko gambit"]
[Variation "fianchetto variation"]
[WhiteFideId "113581"]
[BlackFideId "106402"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bxa6 7. Nf3 d6 8. g3
Bg7 9. Bg2 Nbd7 10. Rb1 Nb6 11. b3 Bb7 12. Nh4 O-O 13. O-O Qd7 14. Qd2 Rfd8 15.
Bb2 e6 16. dxe6 fxe6 17. Bxb7 Qxb7 18. a4 Qf7 19. Nb5 Nbd5 20. f3 Qe7 21. Ng2
Nb4 22. e4 Ne8 23. Bxg7 Qxg7 24. Rbd1 Nc6 25. Nf4 Qf7 26. Qe3 Rab8 27. e5 dxe5
28. Nd3 Qf5 29. Nxc5 Rd5 30. Ne4 Rbd8 31. Qe2 Qf8 32. Rc1 Na5 33. Nc7 Nxb3 34.
Qa6 Nxc1 35. Qxe6+ Qf7 36. Qxf7+ Kxf7 37. Nxd5 Ne2+ 38. Kf2 Nd4 39. Ne3 Rb8 40.
Nc4 Nc6 41. Rc1 Ke7 42. Ncd2 Nb4 43. Ke2 Ra8 44. Rc4 Nd5 45. Rc5 Nec7 46. a5 h6
47. Nc4 Rb8 48. Nb6 Nxb6 49. Rxc7+ Nd7 50. Nc5 Rb2+ 51. Ke3 Kd6 52. Rxd7+ Kxc5
53. Rd2 Rb3+ 54. Ke4 Kc6 55. Kxe5 Rxf3 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.6"]
[White "Mahia, Gustavo"]
[Black "Julia, Ernesto"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "FM"]
[WhiteElo "2401"]
[BlackElo "2359"]
[ECO "C60"]
[Opening "Ruy Lopez"]
[Variation "fianchetto (Smyslov/Barnes) defence"]
[WhiteFideId "100439"]
[BlackFideId "101150"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 g6 4. O-O Bg7 5. c3 d6 6. d4 Bd7 7. Qb3 a6 8. Bxc6
Bxc6 9. d5 Bd7 10. Qxb7 Rb8 11. Qa7 Ra8 12. Qe3 Nf6 13. c4 O-O 14. Nc3 h6 15.
Ne1 Qe8 16. Nd3 Ng4 17. Qe2 f5 18. f3 Nf6 19. Bd2 f4 20. Kf2 g5 21. Ke1 Rf7 22.
Kd1 Bf8 23. Kc2 c6 24. dxc6 Bxc6 25. Nb4 Bd7 26. Rad1 Be6 27. Nbd5 Nxd5 28. Nxd5
Qa4+ 29. Kb1 Rb7 30. Bc3 Rc8 31. b3 Qxc4 32. Qxc4 Rxc4 33. Bb2 Rc8 34. Rf2 Kf7
35. Rc2 Rxc2 36. Kxc2 h5 37. Kd3 g4 38. Rc1 Be7 39. Ba3 Bd7 40. Bb4 Bf8 41. Kd2
Be7 42. Rc3 Be6 43. Ba3 Bxd5 44. exd5 Rb5 45. Rd3 Ra5 46. b4 Rb5 47. Kc3 Kf6 48.
Kc4 Rb8 49. Bb2 Rc8+ 50. Kb3 Kf5 51. Rd2 Bd8 52. a4 Bb6 53. b5 axb5 54. axb5 e4
55. fxe4+ Kxe4 56. Ba3 Ke3 57. Rd1 Ke2 58. Rb1 f3 59. gxf3 gxf3 60. Rb2+ Ke3 61.
Bxd6 f2 62. Rb1 Ke2 63. Rb2+ Kf3 64. Rb1 Kg2 65. Bg3 f1=Q 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.7"]
[White "Lujan, Carolina"]
[Black "Filgueira, Hernan"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "IM"]
[WhiteElo "2367"]
[BlackElo "2308"]
[ECO "B01"]
[Opening "Scandinavian (centre counter) defence"]
[WhiteFideId "109878"]
[BlackFideId "101770"]
[EventDate "2012.07.04"]

1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd8 4. d4 g6 5. Bc4 Bg7 6. Nf3 Nf6 7. O-O O-O 8. h3
Nbd7 9. Re1 Nb6 10. Bf1 c6 11. Ne2 a5 12. Nf4 Nbd5 13. c4 Nxf4 14. Bxf4 Re8 15.
Qd2 a4 16. Rad1 Qa5 17. Qxa5 Rxa5 18. Bd2 Ra8 19. Bb4 e6 20. Ne5 Nd7 21. Nxd7
Bxd7 22. c5 Bf8 23. Bd2 Bg7 24. Bf4 e5 25. Bxe5 Bxe5 26. Rxe5 Be6 27. a3 Bb3 28.
Rc1 Rxe5 29. dxe5 Rd8 30. Bc4 Rd2 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.8"]
[White "Lopez Miller, Indalecio"]
[Black "Tristan, Leonardo"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "1894"]
[BlackElo "2449"]
[ECO "B08"]
[Opening "Pirc"]
[Variation "classical system, 5.Be2"]
[WhiteFideId "113859"]
[BlackFideId "113816"]
[EventDate "2012.07.04"]

1. e4 d6 2. d4 Nf6 3. Nc3 g6 4. Nf3 Bg7 5. Be2 O-O 6. h3 c5 7. O-O cxd4 8. Nxd4
Nc6 9. Be3 Bd7 10. Qd2 Nxd4 11. Bxd4 Bc6 12. f3 Nh5 13. Bxg7 Kxg7 14. Qd4+ Kg8
15. Nd5 e5 16. Qe3 Bxd5 17. exd5 Nf4 18. c4 Qg5 19. g4 Nxh3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.9"]
[White "Spata, German"]
[Black "Pierrot, Facundo"]
[Result "1/2-1/2"]
[BlackTitle "IM"]
[WhiteElo "2278"]
[BlackElo "2442"]
[ECO "D79"]
[Opening "Neo-Gruenfeld, 6.O-O, main line"]
[WhiteFideId "113026"]
[BlackFideId "103250"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 g6 3. c4 Bg7 4. g3 c6 5. Bg2 d5 6. cxd5 cxd5 7. O-O O-O 8. Nc3
Ne4 9. Ne5 Nxc3 10. bxc3 Nc6 11. f4 Be6 12. e4 dxe4 13. Nxc6 bxc6 14. Bxe4 Bd5
15. Bxd5 cxd5 16. f5 Qd7 17. fxg6 hxg6 18. Bf4 Rac8 19. Qf3 Rc6 20. Rae1 Re6 21.
Qg4 Rd6 22. Qh4 Re6 23. Qg4 Rd6 24. Qh4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.10"]
[White "Negri, Santiago"]
[Black "Pichot, Alan"]
[Result "0-1"]
[BlackTitle "FM"]
[WhiteElo "2188"]
[BlackElo "2287"]
[ECO "B40"]
[Opening "Sicilian defence"]
[WhiteFideId "109940"]
[BlackFideId "110973"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. c3 Nf6 4. e5 Nd5 5. d4 cxd4 6. cxd4 Nc6 7. Bd3 d6 8. a3 h6
9. h4 Qc7 10. Qc2 dxe5 11. Nc3 Nxc3 12. bxc3 Bd6 13. Qe2 Bd7 14. O-O exd4 15.
cxd4 Ne7 16. Bd2 Nd5 17. Ne5 Bxe5 18. dxe5 Bc6 19. Rfc1 Rd8 20. Bc4 O-O 21. a4
f6 22. Bxd5 Rxd5 23. exf6 Rxf6 24. a5 Qd7 25. Be3 Rg6 26. f3 Qd8 27. Qc2 Rf5 28.
h5 Rg3 29. Bf2 Rfxf3 30. Bxg3 Rxg3 31. Rd1 Qg5 32. Ra2 Rxg2+ 33. Qxg2 Bxg2 34.
Rxg2 Qxa5 35. Rd7 Qc5+ 36. Kf1 Qb5+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.11"]
[White "Gaitan, Juan Manuel"]
[Black "Fernandez, Maria Florencia"]
[Result "1-0"]
[WhiteElo "2283"]
[BlackElo "2150"]
[ECO "E71"]
[Opening "King's Indian"]
[Variation "Makagonov system (5.h3)"]
[WhiteFideId "121657"]
[BlackFideId "116459"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. h3 O-O 6. Bg5 Na6 7. Nf3 Qe8 8. a3 e5
9. d5 Nc5 10. Nd2 a5 11. b4 axb4 12. axb4 Rxa1 13. Qxa1 Na6 14. Qa3 Nh5 15. c5
h6 16. Be3 dxc5 17. bxc5 c6 18. Nc4 Bd7 19. Nd6 Qa8 20. Bc4 Nf4 21. O-O Qd8 22.
Bxf4 exf4 23. Nxb7 Qg5 24. Ne2 Nc7 25. Rd1 Kh7 26. Nd4 Ra8 27. Qf3 Bxd4 28. Rxd4
Ra1+ 29. Kh2 Qe5 30. Rd2 g5 31. Nd6 Rc1 32. Rd1 g4 33. hxg4 Rc3 34. Nxf7 Qe6 35.
Bd3 Qxf7 36. e5+ Kg7 37. e6 Bxe6 38. dxe6 Nxe6 39. Qxc6 Rxc5 40. Qd6 Rc7 41. Bf5
Ng5 42. Qe5+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.12"]
[White "Martinez De Negri, Gonzalo"]
[Black "Herman, Diego"]
[Result "1/2-1/2"]
[WhiteElo "2093"]
[BlackElo "2193"]
[ECO "B06"]
[Opening "Robatsch defence"]
[WhiteFideId "106593"]
[BlackFideId "104833"]
[EventDate "2012.07.04"]

1. e4 g6 2. d4 Bg7 3. Nc3 c6 4. Nf3 d5 5. h3 dxe4 6. Nxe4 Nf6 7. Nxf6+ exf6 8.
Bc4 O-O 9. O-O Nd7 10. Re1 Nb6 11. Bf1 Be6 12. Bf4 Re8 13. Qd2 Qd7 14. b3 Nd5
15. Bh2 Bf8 16. a3 Bf5 17. Rxe8 Rxe8 18. c4 Nc7 19. Bd3 Bxd3 20. Qxd3 Bd6 21.
Bxd6 Qxd6 22. b4 Rd8 23. Rd1 Ne6 24. Qe3 b5 25. cxb5 cxb5 26. d5 a6 27. g3 Kg7
28. Rd3 Nc7 29. Qd2 Nxd5 30. Nd4 Rd7 31. Nb3 Rd8 32. Nc5 Qe5 33. Nxa6 h5 34. h4
Ra8 35. Rxd5 Qa1+ 36. Kg2 Rxa6 37. Rxb5 Rxa3 38. Rb8 Qe5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.13"]
[White "Dolezal, Cristian"]
[Black "Benedetti, Julio"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[WhiteElo "2437"]
[BlackElo "2090"]
[ECO "E92"]
[Opening "King's Indian"]
[Variation "Petrosian system, Stein variation"]
[WhiteFideId "103560"]
[BlackFideId "172545"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. d4 O-O 6. Be2 e5 7. d5 a5 8. h3 Na6
9. Be3 b6 10. Nd2 Ne8 11. g4 f5 12. gxf5 gxf5 13. exf5 Bxf5 14. Bg4 Bg6 15. Bh5
Bf5 16. Bg4 Bg6 17. Bh5 Bf5 18. Nde4 Nc5 19. Bxc5 bxc5 20. Bg4 Bxe4 21. Nxe4 Rf4
22. Qe2 Bh6 23. Rg1 Kh8 24. Rd1 Nf6 25. Bf3 Nxe4 26. Bxe4 Qh4 27. Rg4 Qxh3 28.
Rxf4 Bxf4 29. Rd3 Qh4 30. Qf3 Rf8 31. Qg2 Rg8 32. Rh3 Rxg2 33. Rxh4 Rg1+ 34. Ke2
h6 35. Rh1 Rxh1 36. Bxh1 Bc1 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.14"]
[White "Colautti, Marcela"]
[Black "Giampa, Alejandro"]
[Result "0-1"]
[WhiteElo "1973"]
[BlackElo "2226"]
[ECO "D11"]
[Opening "QGD Slav"]
[Variation "4.e3"]
[WhiteFideId "116440"]
[BlackFideId "108359"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 g6 5. Nc3 Bg7 6. b3 a6 7. Bb2 b5 8. cxd5 cxd5
9. b4 O-O 10. Be2 Bg4 11. Ne5 Bxe2 12. Qxe2 Qd6 13. a3 Nbd7 14. Nd3 Nb6 15. O-O
Ne4 16. Nc5 Nxc3 17. Bxc3 Qc6 18. Rfc1 Rfe8 19. Qd3 e6 20. f3 Nc4 21. Be1 e5 22.
Bf2 exd4 23. exd4 a5 24. Nb3 axb4 25. axb4 Qd6 26. Nc5 Bh6 27. Re1 Bf4 28. Rxe8+
Rxe8 29. g3 Bd2 30. Qb3 Qe7 31. Kg2 Qe2 32. Qd3 Ne3+ 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.15"]
[White "Tokatlian, Gabriel"]
[Black "Torres, Sergio"]
[Result "1-0"]
[WhiteElo "1947"]
[BlackElo "2130"]
[ECO "B00"]
[Opening "King's pawn opening"]
[WhiteFideId "123528"]
[BlackFideId "105740"]
[EventDate "2012.07.04"]

1. e4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.16"]
[White "Martinez, Daniel ARG"]
[Black "Barrionuevo, Pablo"]
[Result "0-1"]
[BlackTitle "IM"]
[WhiteElo "2007"]
[BlackElo "2318"]
[ECO "D02"]
[Opening "Queen's pawn game"]
[WhiteFideId "122025"]
[BlackFideId "110566"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 e6 3. Bg5 f6 4. Bf4 c5 5. c3 Nc6 6. e3 Nge7 7. Bd3 Qb6 8. Qb3 c4
9. Qxb6 axb6 10. Bc2 g5 11. Bc7 b5 12. h3 b4 13. Nbd2 Nf5 14. O-O Nd6 15. cxb4
Nb5 16. Ba5 Nxb4 17. Bxb4 Bxb4 18. a4 Nc7 19. e4 h5 20. g4 hxg4 21. hxg4 Bd7 22.
Rfd1 Ke7 23. Kg2 Ba5 24. e5 f5 25. Nf1 Rag8 26. Ne3 f4 27. Nf1 Na6 28. Ra3 Bb4
29. Raa1 Kd8 30. Rdc1 Bc6 31. N1h2 Kc7 32. Rh1 Be7 33. a5 Nb4 34. Ba4 Ra8 35.
Bxc6 Nxc6 36. a6 b5 37. Rhd1 Kb6 38. Ng1 Na5 39. Nh3 Nb3 40. Ra2 Rxa6 41. Rxa6+
Kxa6 42. Nf3 Rg8 43. Rh1 b4 44. Nhg1 Bd8 45. Ne2 Rg6 46. Rh8 Ba5 47. Rf8 c3 48.
bxc3 bxc3 49. Rc8 Kb7 50. Rh8 c2 51. Rh1 Rg7 52. Nc1 Nxc1 53. Rxc1 Rc7 54. Nxg5
Bd2 55. Nxe6 Bxc1 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.17"]
[White "Aparicio, Anibal"]
[Black "Rodriguez, Federico"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2223"]
[BlackElo "1981"]
[ECO "A80"]
[Opening "Dutch, 2.Bg5 variation"]
[WhiteFideId "101133"]
[BlackFideId "122084"]
[EventDate "2012.07.04"]

1. d4 f5 2. Bg5 g6 3. e3 Nh6 4. Bc4 d5 5. Bb3 Nf7 6. Bf4 Bg7 7. Nf3 e6 8. h4 Nd7
9. Ng5 Nf6 10. Nxf7 Kxf7 11. Be5 h5 12. Nd2 Rf8 13. Nf3 c6 14. c3 Qe7 15. Qd3
Nd7 16. Ng5+ Kg8 17. Bxg7 Kxg7 18. f4 b5 19. a3 a5 20. Bc2 Ba6 21. b4 Bb7 22.
O-O Nb6 23. Rfc1 Nc4 24. Qe2 a4 25. Bd3 Nd6 26. Qe1 Rae8 27. Nf3 Nf7 28. Kf2 Nh6
29. Ke2 Rf6 30. Kd2 Nf7 31. Qg3 Kh7 32. Rh1 Rg8 33. Rag1 Rg7 34. Qe1 Kg8 35. Qb1
Nh6 36. Ne5 Kh7 37. Be2 Qe8 38. Bf3 Ba8 39. Qb2 Bb7 40. Nd3 Nf7 41. Kc2 Nd6 42.
Kb1 Nc4 43. Qc1 Ba8 44. Ka2 Nd6 45. Nc5 Nc4 46. Be2 Nd6 47. Bd3 Bb7 48. Rh3 Bc8
49. Rg3 Nf7 50. Rh1 Nh6 51. Be2 Nf7 52. Qa1 Nd6 53. Qd1 Qf7 54. Kb2 Qe8 55. Rhh3
Nf7 56. Nd3 Nd6 57. Ne5 Bd7 58. Bd3 Bc8 59. Rg5 Nf7 60. Be2 Bb7 61. Rgg3 Ba8 62.
Nf3 Bb7 63. Rh1 Ba8 64. Ng5+ Kg8 65. Nf3 Bb7 66. Ne5 Ba8 67. Rg5 Kf8 68. g4 fxg4
69. Bd3 Nxg5 70. hxg5 Rf5 71. e4 Rxf4 72. exd5 exd5 73. Re1 Qd8 74. Qd2 Rf5 75.
Bxf5 gxf5 76. g6 Qf6 77. Qh6 Qe7 78. Qxh5 Kg8 79. Rh1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.18"]
[White "D'Ascanio, Adolfo"]
[Black "Mansilla, Martin"]
[Result "0-1"]
[WhiteElo "1906"]
[BlackElo "2037"]
[ECO "A46"]
[Opening "Queen's pawn"]
[Variation "Torre attack"]
[WhiteFideId "136425"]
[BlackFideId "131865"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 Qb6 5. Nc3 Qxb2 6. Nb5 Qb4+ 7. Nd2 Qa5 8. c3
d5 9. Bf4 Na6 10. dxc5 Bxc5 11. Nb3 Qb6 12. Nxc5 Qxc5 13. Bd6 Qc6 14. Ba3 Nc5
15. Qd4 b6 16. Qe5 O-O 17. Nc7 Ncd7 18. Qd6 Qxc3+ 19. Ke2 Ne4 20. Qb4 Qc2+ 21.
Ke1 Qxc7 22. Rc1 Nec5 23. h4 a5 24. Qg4 Nf6 25. Qd4 e5 26. Qb2 Ba6 27. Bxa6 Rxa6
28. Qe2 Raa8 29. h5 h6 30. g4 Nfe4 31. g5 Nxg5 32. Rg1 e4 33. Kf1 Qd7 34. Rg3
Qf5 35. Rb1 Rab8 36. Kg2 Rfe8 37. Bb2 Nd3 38. Bd4 b5 39. Rg1 Ne5 40. Kh1 Nef3
41. Qb2 f6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.19"]
[White "Sanchez, Christian"]
[Black "Maldonado, Marcos"]
[Result "1-0"]
[WhiteElo "2032"]
[ECO "B43"]
[Opening "Sicilian"]
[Variation "Kan, 5.Nc3"]
[WhiteFideId "116009"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 a6 5. Nc3 Qc7 6. g3 b5 7. Bg2 Bb7 8. O-O
Ne7 9. Ndxb5 axb5 10. Nxb5 Qc6 11. Nd6+ Kd8 12. Nxf7+ Ke8 13. Nxh8 g6 14. Qf3
Nf5 15. exf5 Qxf3 16. Bxf3 Bxf3 17. fxg6 Bg7 18. Nf7 hxg6 19. Ng5 Bd5 20. a3 Nc6
21. c3 Bf6 22. f3 Ne5 23. Ne4 Bd8 24. Kg2 Bb3 25. Nc5 Bc4 26. Re1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.20"]
[White "Bianchi, Augusto"]
[Black "Benedetti, Antonella"]
[Result "1/2-1/2"]
[WhiteElo "1899"]
[BlackElo "2026"]
[ECO "C78"]
[Opening "Ruy Lopez"]
[Variation "5.O-O"]
[WhiteFideId "130281"]
[BlackFideId "170976"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O b5 6. Bb3 d5 7. Nc3 d4 8. Nd5
Bd6 9. d3 h6 10. a4 Na5 11. Nxf6+ Qxf6 12. Bd5 c6 13. axb5 cxd5 14. Rxa5 dxe4
15. dxe4 O-O 16. Qd3 Bc7 17. Ra4 Bb7 18. bxa6 Bxa6 19. Qa3 Qc6 20. Re1 Bd6 21.
Qa2 Rfc8 22. Bd2 Bc4 23. b3 Rxa4 24. Qxa4 Bb5 25. Qa1 Rc7 26. Ba5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.21"]
[White "Martyniuk, Carolina Milka"]
[Black "Fluxa, Ismael"]
[Result "1-0"]
[WhiteElo "1955"]
[ECO "A15"]
[Opening "English, 1...Nf6 (Anglo-Indian defense)"]
[WhiteFideId "109576"]
[EventDate "2012.07.04"]

1. c4 Nf6 2. g3 e6 3. Bg2 d5 4. Nf3 c5 5. O-O Nc6 6. b3 Be7 7. cxd5 exd5 8. Bb2
O-O 9. d4 h6 10. dxc5 Bxc5 11. Na3 Be6 12. Nc2 Ne4 13. Ncd4 Rc8 14. a3 a5 15. e3
Bg4 16. Nxc6 bxc6 17. Qd3 Qb6 18. Nd4 Ng5 19. Rac1 Be7 20. Rc2 Bf6 21. Rfc1 c5
22. Nf5 c4 23. bxc4 Bxf5 24. Qxf5 Bxb2 25. Rb1 Qf6 26. Qxd5 Bxa3 27. Qxa5 Ra8
28. Bxa8 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.22"]
[White "Cordero, Alfredo"]
[Black "Figueroa, Jose Leonardo"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[WhiteElo "2137"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "104280"]
[BlackFideId "116491"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. e5 dxe5 5. Nxe5 e6 6. Bb5+ Nbd7 7. O-O Bd6 8. d4
O-O 9. Nxd7 Bxd7 10. Bxd7 Qxd7 11. dxc5 Bxc5 12. Qxd7 Nxd7 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.23"]
[White "Masdeu, Fernando"]
[Black "Muniz, Roberto Anibal"]
[Result "1/2-1/2"]
[ECO "B83"]
[Opening "Sicilian"]
[Variation "modern Scheveningen"]
[BlackFideId "173347"]
[EventDate "2012.07.04"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 d6 6. Be2 Nf6 7. Be3 Be7 8. g4
a6 9. g5 Nd7 10. h4 Qc7 11. a4 b6 12. f4 Bb7 13. Bf3 Na5 14. Bf2 Nc4 15. Rb1
Nxb2 16. Qd2 Nc4 17. Qc1 Nce5 18. Qe3 Nxf3+ 19. Qxf3 Rc8 20. Nde2 g6 21. O-O Nc5
22. Bd4 O-O 23. Ng3 e5 24. Be3 exf4 25. Bxf4 Ne6 26. Bd2 Qc5+ 27. Kh1 Nd4 28.
Qg2 Qc4 29. Rxb6 Rc7 30. Rfb1 Bc6 31. R6b4 Qc5 32. Be3 Qxc3 33. Bxd4 Qa3 34. Bf6
Qe3 35. Rf1 Qa7 36. h5 Qa8 37. hxg6 fxg6 38. Kh2 d5 39. Bxe7 Rxe7 40. exd5 Rxf1
41. Qxf1 Rf7 42. Rf4 Rxf4 43. Qxf4 Bxd5 44. Qd6 Qc6 45. Qxc6 Bxc6 46. a5 Kf7 47.
Ne2 Bd5 48. Nd4 Ke7 49. Kg3 Kd6 50. Kf4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.24"]
[White "Tachella, Pablo Ivan"]
[Black "Guzman, Ezequiel"]
[Result "1/2-1/2"]
[WhiteElo "1888"]
[ECO "C00"]
[Opening "French defence"]
[WhiteFideId "133124"]
[EventDate "2012.07.04"]

1. e4 e6 2. Nf3 d5 3. exd5 exd5 4. d4 Nf6 5. Bd3 Bg4 6. O-O Be7 7. Bf4 O-O 8.
Re1 Nbd7 9. Nbd2 Nb6 10. Nf1 Re8 11. h3 Bh5 12. g4 Bg6 13. Ng3 c5 14. Bb5 Nfd7
15. dxc5 Bxc5 16. Rxe8+ Qxe8 17. Ne5 a6 18. Bxd7 Nxd7 19. Nxg6 hxg6 20. Qxd5 b6
21. Ne4 Nf6 22. Nxf6+ gxf6 23. Qf3 Rc8 24. c3 Qb5 25. b4 Bf8 26. Rc1 Qc4 27. Be3
Qe6 28. a4 Bxb4 29. cxb4 Rxc1+ 30. Bxc1 Qe1+ 31. Kg2 Qxc1 32. Qxf6 Qc7 33. b5
axb5 34. axb5 Qb7+ 35. Qc6 Qb8 36. Kf3 Qd8 37. Ke4 Qe7+ 38. Kd5 Qd8+ 39. Qd6
Qa8+ 40. Ke5 Qe8+ 41. Kf6 Qxb5 42. Qb8+ Kh7 43. Kxf7 Qc4+ 44. Kf6 Qc3+ 45. Kg5
Qc5+ 46. Kh4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.25"]
[White "Vaquero, Diego Javier"]
[Black "Lima, Joaquin"]
[Result "1/2-1/2"]
[WhiteElo "2089"]
[ECO "C21"]
[Opening "Danish gambit"]
[WhiteFideId "123536"]
[EventDate "2012.07.04"]

1. e4 e5 2. d4 exd4 3. c3 dxc3 4. Bc4 Nc6 5. Nf3 Bc5 6. Bxf7+ Kxf7 7. Qd5+ Ke8
8. Qxc5 d6 9. Qxc3 Nf6 10. O-O Bg4 11. e5 Nxe5 12. Nxe5 dxe5 13. Qxe5+ Kf7 14.
Bf4 c6 15. Nc3 Re8 16. Qc5 Qe7 17. Bd6 Qd7 18. f3 Be6 19. Rad1 Nd5 20. Ne4 Kg8
21. Rfe1 Bf5 22. Nc3 Rxe1+ 23. Rxe1 Re8 24. Rxe8+ Qxe8 25. Kf2 b6 26. Qd4 Qd7
27. Ba3 Nxc3 28. Qxc3 c5 29. b3 Qd4+ 30. Qxd4 cxd4 31. Bb2 Bb1 32. a3 d3 33. Ke3
Kf7 34. Bc3 g6 35. f4 Ke6 36. g4 Kd5 37. h4 b5 38. f5 gxf5 39. gxf5 d2 40. Bxd2
Bxf5 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.26"]
[White "Etchevest, Marcelo"]
[Black "Lima, Damian"]
[Result "1-0"]
[WhiteElo "1726"]
[ECO "C01"]
[Opening "French"]
[Variation "exchange variation"]
[WhiteFideId "137464"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. exd5 exd5 4. c4 Nf6 5. Nc3 Nc6 6. Nf3 Bg4 7. Be3 Bb4 8. Be2
Ne4 9. Qc2 O-O 10. O-O Bxc3 11. bxc3 f5 12. Rab1 b6 13. Bf4 Ne7 14. Bg5 h6 15.
Bxe7 Qxe7 16. cxd5 Nxc3 17. Bc4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.27"]
[White "Lahera, Carlos"]
[Black "Ennis Marcos, Alan"]
[Result "1-0"]
[BlackElo "1623"]
[ECO "C05"]
[Opening "French"]
[Variation "Tarrasch, closed variation"]
[BlackFideId "136778"]
[EventDate "2012.07.04"]

1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. Bd3 c5 6. c3 Nc6 7. Ne2 Qb6 8. Nf3
Be7 9. O-O f6 10. Nf4 Ndxe5 11. Nxe5 fxe5 12. Qh5+ Kd8 13. Ng6 Re8 14. Nxe7 Nxe7
15. Qxe5 g6 16. dxc5 Qxc5 17. c4 Qc7 18. Qf6 dxc4 19. Bf4 e5 20. Bxe5 Qc6 21.
Bxc4 Qxc4 22. Qd6+ Bd7 23. Rac1 Nf5 24. Qf6+ 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.28"]
[White "Guzman, Paola"]
[Black "Rautenberg, Raul"]
[Result "1-0"]
[ECO "D02"]
[Opening "Queen's pawn game, Chigorin variation"]
[WhiteFideId "136450"]
[EventDate "2012.07.04"]

1. d4 d5 2. Nf3 Nc6 3. Bf4 Bf5 4. a3 e6 5. Nbd2 Bd6 6. Bg5 f6 7. Bh4 Nge7 8. e3
Qd7 9. c4 Ng6 10. cxd5 exd5 11. Qb3 Be4 12. Bg3 Bxg3 13. hxg3 Bf5 14. Qxb7 Rb8
15. Qa6 O-O 16. b4 Rb6 17. Qa4 a6 18. Qd1 Qe7 19. Be2 Nh8 20. Nb3 Nf7 21. Nc5
Ra8 22. O-O Nd6 23. Nh4 Rbb8 24. Rc1 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.29"]
[White "Jorge, Hector"]
[Black "Roa, Carlos"]
[Result "1/2-1/2"]
[ECO "C50"]
[Opening "Hungarian defence"]
[EventDate "2012.07.04"]

1. e4 e5 2. Nf3 Nc6 3. Bc4 Be7 4. d3 d6 5. h3 Nf6 6. Nc3 O-O 7. Bg5 Na5 8. Bb3
Nxb3 9. axb3 c5 10. Bxf6 Bxf6 11. Nd5 Be6 12. Nxf6+ Qxf6 13. Qd2 b6 14. Qg5 Qxg5
15. Nxg5 Bd7 16. g4 a5 17. Nf3 b5 18. Nd2 Bc6 19. Ke2 Rfb8 20. Ra3 a4 21. Rha1
h5 22. f3 hxg4 23. hxg4 Kf8 24. c4 bxc4 25. bxc4 Rxb2 26. Rxa4 1/2-1/2

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.30"]
[White "Cespedes, Juan"]
[Black "Paolini, Claudio"]
[Result "0-1"]
[BlackElo "1915"]
[ECO "A46"]
[Opening "Queen's pawn game"]
[BlackFideId "129984"]
[EventDate "2012.07.04"]

1. d4 Nf6 2. Nf3 b5 3. e3 a6 4. b3 g6 5. Bb2 Bg7 6. Nbd2 Bb7 7. c4 bxc4 8. Bxc4
O-O 9. O-O d6 10. Be2 Nbd7 11. Rc1 c5 12. Nc4 Rc8 13. dxc5 Nxc5 14. Ncd2 e5 15.
b4 Ne6 16. Rxc8 Bxc8 17. Qa4 Nd5 18. a3 e4 19. Bxg7 exf3 20. Bxf3 Nb6 21. Qc6
Kxg7 22. Rc1 d5 23. Qc3+ d4 24. exd4 Qxd4 25. Qxd4+ Nxd4 26. Rc7 Nxf3+ 27. Nxf3
Nd5 28. Rc5 Rd8 29. h3 Bb7 30. Ne5 Rc8 31. Rxc8 Bxc8 32. g3 Bxh3 33. Nc6 Bf5 34.
Nb8 Bd3 35. Kg2 Nb6 36. Kf3 Bb5 37. Ke4 Nd7 38. Nxd7 Bxd7 39. f4 Kf6 40. Kf3 h5 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.31"]
[White "Ferreyra, Gustavo"]
[Black "Coronel, Nestor"]
[Result "1-0"]
[BlackElo "1742"]
[ECO "A05"]
[Opening "Reti opening"]
[BlackFideId "122572"]
[EventDate "2012.07.04"]

1. Nf3 Nf6 2. g3 d6 3. d4 b6 4. Bg2 Bb7 5. c4 e6 6. Nc3 Be7 7. O-O O-O 8. Qc2
Nbd7 9. Rd1 a6 10. e4 Ne8 11. Be3 c5 12. dxc5 bxc5 13. e5 Qc7 14. exd6 Bxd6 15.
Ne4 Be7 16. Nfg5 Nef6 17. Rd2 h6 18. Nxf6+ Nxf6 19. Ne4 Ng4 20. Qa4 Bc6 21. Qxc6
Qxc6 22. Nf6+ Bxf6 23. Bxc6 Rac8 24. Bb7 Rc7 25. Bxa6 Nxe3 26. fxe3 Rb8 27. Bb5
Kf8 28. a4 e5 29. a5 Bg5 30. Kf2 f5 31. Rd5 f4 32. exf4 exf4 33. gxf4 Bxf4 34.
Rf5+ Rf7 35. Rxf7+ Kxf7 36. a6 Ra8 37. a7 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.32"]
[White "Villanueva, Maria Belen"]
[Black "Moscato, Nestor Eduardo"]
[Result "0-1"]
[ECO "A43"]
[Opening "Old Benoni defence"]
[BlackFideId "123501"]
[EventDate "2012.07.04"]

1. d4 c5 2. Nf3 Nf6 3. Bf4 g6 4. e3 Bg7 5. Be2 O-O 6. Nbd2 d6 7. O-O cxd4 8.
exd4 h6 9. h3 g5 10. Bg3 Bf5 11. Nb3 Ne4 12. Bd3 Nd7 13. Bh2 Ndf6 14. Qe2 Qd7
15. Nfd2 Nxd2 16. Bxf5 Qxf5 17. Qxd2 Rac8 18. c3 e5 19. dxe5 dxe5 20. Qe3 Nd5
21. Qxa7 Rc7 22. Qa4 Nf4 23. Bxf4 gxf4 24. Nd2 Qd3 25. Rad1 Qg6 26. Rfe1 f5 27.
Qb5 e4 28. Nf1 h5 29. Rd7 f3 30. Qd5+ Kh8 31. g3 Rxd7 32. Qxd7 f4 33. g4 e3 34.
Qd5 hxg4 35. h4 exf2+ 36. Kxf2 g3+ 37. Kxf3 g2 38. Re6 0-1

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.33"]
[White "D'Ascanio, Florencia"]
[Black "Sosa, Carlos"]
[Result "1-0"]
[ECO "D20"]
[Opening "QGA"]
[Variation "3.e4"]
[WhiteFideId "136433"]
[EventDate "2012.07.04"]

1. d4 d5 2. c4 dxc4 3. e4 e6 4. Bxc4 Bb4+ 5. Nc3 Nf6 6. f3 O-O 7. Be3 c6 8. a3
Be7 9. Nge2 Nbd7 10. Qc2 e5 11. Bd3 Re8 12. O-O Qc7 13. Rac1 Bd6 14. f4 Ng4 15.
Bd2 exd4 16. Nb5 Qb8 17. Nxd6 Qxd6 18. Rf3 Nf8 19. e5 Qd8 20. Ng3 Qh4 21. h3 Ne3
22. Bxe3 dxe3 23. Qe2 Be6 24. Qxe3 Rad8 25. Rd1 Bc4 26. Rd2 Bxd3 27. Rxd3 Rxd3
28. Qxd3 Rd8 29. Qe2 Ne6 30. Nf5 Nd4 31. Nxd4 Rxd4 32. Qe3 Qd8 33. e6 Rd1+ 34.
Kh2 fxe6 35. Qxe6+ Kf8 36. Qe4 h6 37. Qh7 Qf6 38. Qc2 Rd5 39. Qa4 a5 40. b4 Rd4
41. Qxa5 Rxf4 42. Qa8+ Kf7 43. Qxb7+ Kg8 44. Qb8+ Qf8 45. Qxf4 1-0

[Event "86th ch-ARG 2012"]
[Site "La Plata ARG"]
[Date "2012.07.12"]
[Round "11.34"]
[White "Garcia Ciuffani, Mirco"]
[Black "Martinez, Luciana"]
[Result "0-1"]
[WhiteElo "1764"]
[BlackElo "1488"]
[ECO "A04"]
[Opening "Reti opening"]
[WhiteFideId "138118"]
[BlackFideId "125083"]
[EventDate "2012.07.04"]

1. Nf3 d6 2. g3 c6 3. Bg2 e5 4. d3 Qc7 5. O-O Nf6 6. h3 Be6 7. Ng5 Nbd7 8. Nxe6
fxe6 9. e4 O-O-O 10. a4 h5 11. b4 h4 12. g4 d5 13. exd5 exd5 14. b5 Bc5 15. Nd2
Rhf8 16. Nf3 Nxg4 17. hxg4 h3 18. Bxh3 e4 19. dxe4 dxe4 20. Nd4 Ne5 21. c3 Bxd4
22. Bf4 Bxf2+ 23. Rxf2 Rxd1+ 24. Rxd1 Nf3+ 25. Rxf3 Rxf4 26. g5+ Kb8 27. Re3 Qe5
28. bxc6 Qxg5+ 29. Kh1 Rh4 30. Rde1 bxc6 31. Kh2 Qd5 32. R1e2 g5 33. Rg2 Qe5+ 0-1

