[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.15"]
[Round "1"]
[White "Christiansen, Larry M"]
[Black "Shabalov, Alexander"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2590"]
[ECO "B35"]
[Opening "Sicilian"]
[Variation "accelerated fianchetto, modern variation with Bc4"]
[WhiteFideId "2000059"]
[BlackFideId "2008572"]
[EventDate "2011.04.15"]

1. e4 c5 2. Nc3 Nc6 3. Nf3 g6 4. d4 cxd4 5. Nxd4 Bg7 6. Be3 Nf6 7. Bc4 O-O 8.
Bb3 d6 9. f3 Bd7 10. Qd2 Nxd4 11. Bxd4 b5 12. O-O a5 13. a3 Bc6 14. Rad1 Rc8 15.
Qf2 Nd7 16. Ne2 Bb7 17. Bxg7 Kxg7 18. Nd4 Qb6 19. e5 d5 20. f4 e6 21. Kh1 Ba6
22. Rfe1 Nc5 23. Re3 Qd8 24. h3 Qe7 25. c3 Ne4 26. Qe1 Rc5 27. Bc2 Rfc8 28. Bxe4
dxe4 29. b4 Rc4 30. Qg3 Kh8 31. Nb3 axb4 32. axb4 Bb7 33. Rd6 R4c7 34. Nd4 Bc6
35. Kh2 Be8 36. Qe1 Rd8 37. Rxd8 Qxd8 38. Rxe4 Qd5 39. Re3 Bc6 40. Qg3 Bb7 41.
Qg5 Rc8 42. Rg3 Kg8 43. h4 h6 44. Qxh6 Rxc3 45. Nxe6 1-0

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.15"]
[Round "1"]
[White "Seirawan, Yasser"]
[Black "Kaidanov, Gregory S"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2636"]
[BlackElo "2569"]
[ECO "A13"]
[Opening "English opening"]
[Variation "Agincourt variation"]
[WhiteFideId "2000032"]
[BlackFideId "2008564"]
[EventDate "2011.04.15"]

1. c4 e6 2. Nf3 d5 3. b3 Nf6 4. g3 c5 5. Bg2 Nc6 6. O-O Be7 7. e3 e5 8. cxd5
Nxd5 9. Bb2 Bf6 10. Qc1 Ndb4 11. Ne1 Be7 12. a3 Nd5 13. Nc3 Nc7 14. Na4 Ne6 15.
Qc2 Bd7 16. Nd3 Rc8 17. Naxc5 Nxc5 18. Nxc5 Nb8 19. b4 b6 20. Bxe5 O-O 21. Bxb8
bxc5 22. Bxa7 cxb4 23. Qd3 bxa3 24. Bd4 Be6 25. Rfc1 Qd7 26. Be4 f5 27. Bf3 Rfd8
28. Qa6 Rxc1+ 29. Rxc1 Bd5 30. Bxd5+ Qxd5 31. Qa7 Rd7 32. Rc7 Rxc7 33. Qxc7 Bf8
34. Qa7 Qb3 35. Bc3 a2 36. Kg2 Qc4 37. h3 h6 38. Qa5 Qe6 39. f3 Be7 40. Qa8+ Kf7
41. e4 Qc4 42. Kf2 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.15"]
[Round "1"]
[White "Shankland, Samuel L"]
[Black "Hess, Robert L"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2512"]
[BlackElo "2565"]
[ECO "E91"]
[Opening "King's Indian"]
[Variation "Kazakh variation"]
[WhiteFideId "2004887"]
[BlackFideId "2022036"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 O-O 5. Nf3 d6 6. Be2 Na6 7. O-O e5 8. Re1
Qe8 9. Bf1 Bg4 10. d5 Nb4 11. a3 Bxf3 12. gxf3 Na6 13. b4 Qe7 14. Bg5 h6 15. Be3
Nh7 16. Kh1 f5 17. c5 dxc5 18. Bxa6 bxa6 19. Bxc5 Qh4 20. Bxf8 Rxf8 21. Rg1 Ng5
22. Ra2 fxe4 23. Rxg5 hxg5 24. Nxe4 Rf4 25. d6 cxd6 26. Rc2 Kh7 27. Rc7 Kh6 28.
Nxd6 Qxf2 29. Nf7+ Kh7 30. Nxe5 Qe3 31. Rxg7+ Kxg7 32. Qd7+ Kh6 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.15"]
[Round "1"]
[White "Finegold, Benjamin"]
[Black "Onischuk, Alexander"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2500"]
[BlackElo "2678"]
[ECO "E21"]
[Opening "Nimzo-Indian"]
[Variation "three knights variation"]
[WhiteFideId "2000261"]
[BlackFideId "14101025"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 b6 5. Bg5 Bb7 6. e3 h6 7. Bh4 g5 8. Bg3 Ne4
9. Qc2 Bxc3+ 10. bxc3 Nxg3 11. hxg3 d6 12. Bd3 g4 13. Nd2 Bxg2 14. Rh4 h5 15. d5
Nd7 16. O-O-O exd5 17. Rg1 dxc4 18. Bf5 Bc6 19. Bxg4 Ne5 20. Bf5 b5 21. f4 Nd7
22. e4 Qe7 23. Re1 Nc5 24. e5 Nd3+ 25. Bxd3 cxd3 26. Qxd3 O-O-O 27. Qf5+ Kb8 28.
Qf6 Qxf6 29. exf6 Rdg8 30. Re3 Rg6 31. Nb3 Rxf6 32. Na5 Bd7 33. Re7 Kc8 34. Kb2
Kd8 35. Re2 Bg4 36. Reh2 Re8 37. Nc6+ Kd7 38. Nb4 Rfe6 39. Rc2 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.16"]
[Round "2"]
[White "Kaidanov, Gregory S"]
[Black "Shankland, Samuel L"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2569"]
[BlackElo "2512"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "2008564"]
[BlackFideId "2004887"]
[EventDate "2011.04.15"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 b6 7. Bd3 Bb7 8. O-O
Be7 9. b3 O-O 10. Ne5 h6 11. f4 c5 12. Bb2 cxd4 13. exd4 dxc4 14. Bxc4 Nxe5 15.
fxe5 Qxd4+ 16. Kh1 Qh4 17. Bc1 Ng4 18. Bf4 Bc5 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.16"]
[Round "2"]
[White "Hess, Robert L"]
[Black "Finegold, Benjamin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2565"]
[BlackElo "2500"]
[ECO "B18"]
[Opening "Caro-Kann"]
[Variation "classical variation"]
[WhiteFideId "2022036"]
[BlackFideId "2000261"]
[EventDate "2011.04.15"]

1. e4 c6 2. Nc3 d5 3. d4 dxe4 4. Nxe4 Bf5 5. Nc5 Qc7 6. Bd3 Bxd3 7. Nxd3 e6 8.
Nf3 Nd7 9. O-O Ngf6 10. c4 Be7 11. Re1 O-O 12. b3 Rfe8 13. Bb2 b5 14. Rc1 Qb6
15. Nde5 Nxe5 16. Nxe5 Rac8 17. Qf3 Qa6 18. a4 bxa4 19. Ra1 a3 20. Bxa3 Bxa3 21.
b4 Qb6 22. Qxa3 Rc7 23. Qc3 Rd8 24. Red1 h6 25. h3 Ne4 26. Qe3 Nf6 27. Ra4 Qb8
28. Qf3 Qb6 29. Qf4 Rb7 30. Rd3 Re7 31. Qh4 Kf8 32. c5 Qb5 33. Rda3 Ra8 34. Ra5
Qb7 35. Rf3 Qxb4 36. Ra1 Qd2 37. Rxf6 gxf6 38. Nf3 Qd3 39. Qxh6+ Kg8 40. Qxf6
Rb7 41. Kh2 a5 42. Rxa5 Rxa5 43. Qd8+ Kg7 44. Qxa5 Qe4 45. Qc3 f6 46. Kg3 Qg6+
47. Kh2 Qe4 48. Kg3 Qg6+ 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.16"]
[Round "2"]
[White "Shabalov, Alexander"]
[Black "Onischuk, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2590"]
[BlackElo "2678"]
[ECO "C45"]
[Opening "Scotch"]
[Variation "Mieses variation"]
[WhiteFideId "2008572"]
[BlackFideId "14101025"]
[EventDate "2011.04.15"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8.
c4 Nb6 9. Nc3 Qe6 10. f4 d6 11. c5 Nd7 12. exd6 Nxc5 13. Qxe6+ Nxe6 14. dxc7
Nxc7 15. Be2 Bc5 16. Bd2 Nd5 17. Ne4 Bd4 18. Nd6+ Ke7 19. Nc4 Rb8 20. O-O-O c5
21. Rhe1 Kf6 22. b3 Nb4 23. Bxb4 Rxb4 24. Bf3 Be6 25. Nd6 g6 26. Ne4+ Kg7 27.
Ng5 Rb6 28. Nxe6+ Rxe6 29. Rxe6 fxe6 30. Re1 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.16"]
[Round "2"]
[White "Christiansen, Larry M"]
[Black "Seirawan, Yasser"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2636"]
[ECO "B12"]
[Opening "Caro-Kann"]
[Variation "advance variation"]
[WhiteFideId "2000059"]
[BlackFideId "2000032"]
[EventDate "2011.04.15"]

1. e4 c6 2. d4 d5 3. e5 Bf5 4. Nf3 e6 5. Be2 c5 6. Be3 Qb6 7. Nc3 Qxb2 8. Qb1
Qxc2 9. Qb5+ Nd7 10. Rc1 a6 11. Qxb7 Rb8 12. Qxa6 Qb2 13. Bb5 c4 14. O-O Qa3 15.
Ba4 Be7 16. Nb5 Qb2 17. Bd2 Be4 18. Bc3 Qe2 19. Rfe1 Bxf3 20. Rxe2 Bxe2 21. Nd6+
Bxd6 22. Qxd6 Rb7 23. Bc6 1-0

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.17"]
[Round "3"]
[White "Seirawan, Yasser"]
[Black "Shabalov, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2636"]
[BlackElo "2590"]
[ECO "A29"]
[Opening "English"]
[Variation "four knights, kingside fianchetto"]
[WhiteFideId "2000032"]
[BlackFideId "2008572"]
[EventDate "2011.04.15"]

1. c4 e5 2. Nc3 Nf6 3. Nf3 Nc6 4. g3 Bc5 5. Bg2 d6 6. O-O a6 7. e3 O-O 8. d4 Ba7
9. dxe5 dxe5 10. Qxd8 Rxd8 11. b3 h6 12. h3 Bf5 13. Ba3 e4 14. Nh2 Rd3 15. Rfc1
Re8 16. Bf1 Rd7 17. g4 Bg6 18. Rd1 Ne5 19. Rxd7 Nexd7 20. Rd1 c6 21. Bg2 Ne5 22.
Nf1 b5 23. Ng3 bxc4 24. Ngxe4 Nxe4 25. Nxe4 cxb3 26. axb3 Nxg4 27. hxg4 Bxe4 28.
Rd7 Bxg2 29. Kxg2 Ra8 30. Rb7 Bb8 31. f4 g5 32. Kf3 gxf4 33. exf4 Ba7 34. Bd6 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.17"]
[Round "3"]
[White "Shankland, Samuel L"]
[Black "Christiansen, Larry M"]
[Result "1-0"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2512"]
[BlackElo "2586"]
[ECO "E11"]
[Opening "Bogo-Indian defence, Gruenfeld variation"]
[WhiteFideId "2004887"]
[BlackFideId "2000059"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Nbd2 b6 5. a3 Bxd2+ 6. Qxd2 Bb7 7. e3 a5 8. b3
O-O 9. Be2 d6 10. Bb2 Nbd7 11. O-O Qe7 12. b4 Rfd8 13. Rfd1 axb4 14. axb4 Qe8
15. Qe1 h6 16. h3 Ne4 17. Nd2 Nxd2 18. Qxd2 Nf6 19. f3 Qe7 20. Qe1 Nh7 21. Qg3
Nf6 22. Qe1 Nd7 23. Qg3 Nf6 24. Kh2 Nh5 25. Qf2 f5 26. d5 f4 27. dxe6 Qxe6 28.
exf4 Nxf4 29. Bf1 Qf7 30. Re1 Bc6 31. Kh1 Rxa1 32. Bxa1 Re8 33. Rxe8+ Bxe8 34.
c5 bxc5 35. bxc5 Bd7 36. cxd6 cxd6 37. Qd4 d5 38. Bb2 Be6 39. Kg1 Nh5 40. Qe5
Nf4 41. Bb5 Ng6 42. Qd4 Nf4 43. Kf2 Qc7 44. Bc3 Bf5 45. Bc6 Be6 46. h4 Kh8 47.
Bb5 Bf5 48. Bd2 Nh5 49. Bxh6 Qh2 50. Bg5 Ng3 51. Qxd5 Nh1+ 52. Kf1 Ng3+ 53. Kf2
Nh1+ 54. Ke3 Qg1+ 55. Kf4 Bg6 56. Bc4 Qh2+ 57. Ke3 Qb8 58. g4 Qa7+ 59. Kd2 Qb8
60. Qd8+ Qxd8+ 61. Bxd8 Be8 62. Ke3 Bc6 63. Bc7 1-0

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.17"]
[Round "3"]
[White "Finegold, Benjamin"]
[Black "Kaidanov, Gregory S"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2500"]
[BlackElo "2569"]
[ECO "D43"]
[Opening "QGD semi-Slav"]
[WhiteFideId "2000261"]
[BlackFideId "2008564"]
[EventDate "2011.04.15"]

1. d4 d5 2. c4 e6 3. Nc3 c6 4. Nf3 Nf6 5. Bg5 Be7 6. e3 Nbd7 7. Bd3 O-O 8. O-O
h6 9. Bh4 dxc4 10. Bxc4 b5 11. Bd3 Bb7 12. Rc1 Rc8 13. Ne5 b4 14. Bxf6 Nxf6 15.
Ne4 c5 16. Nxc5 Bxc5 17. dxc5 Qa5 18. c6 Ba8 19. f4 Rc7 20. Rf2 Nd5 21. Qf3 Rd8
22. Rfc2 Qb6 23. Rc5 Nc3 24. Rc4 Nd5 25. Rc5 Nc3 26. Rc4 Nd5 27. Kf2 Ne7 28. Qh5
Nd5 29. Qf3 Ne7 30. Qh5 Nd5 31. Qe2 Re7 32. Nd7 Qc7 33. Be4 Qd6 34. Ne5 Rc7 35.
Qc2 f6 36. Nf3 Qe7 37. Rd1 Rd6 38. Nd4 a6 39. Bxd5 Rxd5 40. Qe4 Rc8 41. Rdc1 a5
42. R1c2 Re8 43. c7 Rc5 44. Qxe6+ 1-0

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.17"]
[Round "3"]
[White "Onischuk, Alexander"]
[Black "Hess, Robert L"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2678"]
[BlackElo "2565"]
[ECO "E30"]
[Opening "Nimzo-Indian"]
[Variation "Leningrad, ...b5 gambit"]
[WhiteFideId "14101025"]
[BlackFideId "2022036"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 h6 5. Bh4 c5 6. d5 b5 7. e3 bxc4 8. Bxc4
Bb7 9. Bxf6 Qxf6 10. Ne2 Qh4 11. Qd3 O-O 12. O-O exd5 13. Bxd5 Nc6 14. Ng3 Ba5
15. Rfd1 Rab8 16. Qe4 Qf6 17. Qa4 Bxc3 18. Ne4 Qe5 19. Nxc3 Ne7 20. Bxb7 Rxb7
21. Qe4 Qxe4 22. Nxe4 d5 23. Nxc5 Rxb2 24. Nd3 Rb5 25. Rac1 Rc8 26. Kf1 Ra5 27.
Rd2 Rxc1+ 28. Nxc1 Nc6 29. Nd3 Ra3 30. Ke2 a5 31. Kd1 d4 32. exd4 Nxd4 33. Kc1
Rc3+ 34. Kb2 Rc4 35. Ne5 Rb4+ 36. Kc3 Nb5+ 37. Kd3 Rd4+ 38. Ke3 Ra4 39. f4 f5
40. Rd5 Nc7 41. Rd2 Ne6 42. g3 g5 43. Nd3 gxf4+ 44. Nxf4 Nxf4 45. gxf4 Kg7 46.
Kf3 Kg6 47. Rd5 Ra3+ 48. Kg2 a4 49. Ra5 Kh5 50. h3 Rxa2+ 51. Kg3 Ra3+ 52. Kf2
Rxh3 53. Rxa4 Kg4 54. Kg2 Rb3 55. Ra2 h5 56. Ra8 Rb2+ 57. Kg1 h4 58. Rg8+ Kxf4
59. Rh8 Kf3 60. Kh1 f4 61. Ra8 Kf2 62. Kh2 f3 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.18"]
[Round "4"]
[White "Seirawan, Yasser"]
[Black "Shankland, Samuel L"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2636"]
[BlackElo "2512"]
[ECO "B10"]
[Opening "Caro-Kann"]
[Variation "anti-anti-Caro-Kann defence"]
[WhiteFideId "2000032"]
[BlackFideId "2004887"]
[EventDate "2011.04.15"]

1. c4 c6 2. e4 d5 3. exd5 cxd5 4. cxd5 Nf6 5. Nc3 Nxd5 6. Nf3 Nc6 7. Bc4 Nb6 8.
Bb3 Bf5 9. d4 e6 10. O-O Be7 11. d5 exd5 12. Nxd5 Nxd5 13. Qxd5 Qxd5 14. Bxd5
O-O 15. Bg5 Bxg5 16. Nxg5 h6 17. Ne4 Rfd8 18. Bxc6 bxc6 19. Rfe1 Bxe4 20. Rxe4
Rd2 21. b3 Rad8 22. h4 Rc2 23. Rf4 g6 24. a3 Rc3 25. b4 Rd7 26. a4 h5 27. Re1
Ra3 28. a5 Rc3 29. Re3 Rc1+ 30. Kh2 Kg7 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.18"]
[Round "4"]
[White "Shabalov, Alexander"]
[Black "Hess, Robert L"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2590"]
[BlackElo "2565"]
[ECO "C45"]
[Opening "Scotch"]
[Variation "Mieses variation"]
[WhiteFideId "2008572"]
[BlackFideId "2022036"]
[EventDate "2011.04.15"]

1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Nxd4 Nf6 5. Nxc6 bxc6 6. e5 Qe7 7. Qe2 Nd5 8.
c4 Ba6 9. b3 g6 10. f4 Nb6 11. g3 O-O-O 12. Bb2 Bg7 13. Nc3 d5 14. Bg2 Rhe8 15.
O-O f6 16. a4 fxe5 17. f5 gxf5 18. Rxf5 Kb8 19. Qf2 e4 20. a5 e3 21. Qe1 Nc8 22.
cxd5 e2 23. Kh1 Rf8 24. g4 Nd6 25. Qf2 Nxf5 26. gxf5 Rxf5 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.18"]
[Round "4"]
[White "Kaidanov, Gregory S"]
[Black "Onischuk, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2569"]
[BlackElo "2678"]
[ECO "E06"]
[Opening "Catalan"]
[Variation "closed, 5.Nf3"]
[WhiteFideId "2008564"]
[BlackFideId "14101025"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. g3 d5 4. Bg2 Be7 5. Nf3 O-O 6. O-O dxc4 7. Qa4 a6 8. Qxc4
b5 9. Qc2 Bb7 10. Bd2 Bd6 11. Re1 Be4 12. Qc1 Bb7 13. Qc2 Be4 14. Qc1 Bb7 15.
Bg5 h6 16. Bxf6 Qxf6 17. Nbd2 Qe7 18. e4 Nd7 19. Nh4 Rfc8 20. Qd1 Qd8 21. e5
Bxg2 22. Nxg2 Bb4 23. a3 Bf8 24. Nf4 c5 25. d5 exd5 26. Nxd5 Nb6 27. Nf4 Nd5 28.
Qf3 Nxf4 29. Qxf4 Qd5 30. Ne4 Rd8 31. Rad1 Qe6 32. a4 Rxd1 33. Rxd1 bxa4 34. Rc1
Rc8 35. Rc4 Rb8 36. Nxc5 Bxc5 37. Rxc5 Rxb2 38. Qxa4 Qf5 39. Qd4 Rb5 40. Rxb5
axb5 41. Kf1 Qb1+ 42. Ke2 b4 43. Qd8+ Kh7 44. Qd3+ Qxd3+ 45. Kxd3 Kg6 46. Kc4
Kf5 47. f4 g5 48. fxg5 hxg5 49. Kxb4 g4 50. Kc3 Ke4 51. Kc4 Kxe5 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.18"]
[Round "4"]
[White "Christiansen, Larry M"]
[Black "Finegold, Benjamin"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2500"]
[ECO "C10"]
[Opening "French"]
[Variation "Fort Knox variation"]
[WhiteFideId "2000059"]
[BlackFideId "2000261"]
[EventDate "2011.04.15"]

1. e4 e6 2. d4 d5 3. Nd2 dxe4 4. Nxe4 Bd7 5. Nf3 Bc6 6. Bd3 Nd7 7. O-O Ngf6 8.
Ng3 Be7 9. c4 Bxf3 10. Qxf3 c6 11. Re1 O-O 12. Bf4 Re8 13. Rad1 Qb6 14. Bc1 Nf8
15. c5 Qc7 16. h4 Rad8 17. h5 h6 18. b4 Nd5 19. a3 f5 20. Bc4 Bg5 21. Ne2 Qf7
22. Bxg5 hxg5 23. g4 fxg4 24. Qxg4 Nf6 25. Qxg5 Qxh5 26. Qxh5 Nxh5 27. Nc3 Nf6
28. Rd3 Kf7 29. Ne4 Nxe4 30. Rxe4 Re7 31. Rde3 a6 32. Kf1 Rde8 33. Rf4+ Kg8 34.
Rg3 Nd7 35. Rh4 Rf8 36. Re4 Kf7 37. Reg4 Rg8 38. Bd3 Ke8 39. Bc4 Nf6 40. Rh4 g5
41. Rh2 Ne4 42. Rd3 Rf8 43. Ke2 Rf4 44. Rg2 e5 45. d5 Nxc5 46. bxc5 Rxc4 47.
dxc6 bxc6 48. Rxg5 Rxc5 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.19"]
[Round "5"]
[White "Onischuk, Alexander"]
[Black "Christiansen, Larry M"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2678"]
[BlackElo "2586"]
[ECO "E21"]
[Opening "Nimzo-Indian"]
[Variation "three knights variation"]
[WhiteFideId "14101025"]
[BlackFideId "2000059"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Nf3 c5 5. g3 cxd4 6. Nxd4 O-O 7. Bg2 d5 8. cxd5
Nxd5 9. Qb3 Nc6 10. Nxc6 bxc6 11. O-O Rb8 12. Na4 Ba6 13. Qc2 Bb5 14. Bf3 Qe7
15. Nc3 Qc5 16. Bd2 Nxc3 17. bxc3 Ba5 18. Rfc1 Bb6 19. Be3 Qa3 20. Qb3 Qa6 21.
c4 Ba4 22. Qa3 Bxe3 23. Qxe3 Rb4 24. Be4 g6 25. h4 Qb6 26. c5 Qc7 27. Rab1 Rfb8
28. Rxb4 Rxb4 29. Bd3 Qd8 30. Qe5 h5 31. a3 Qd4 32. Qc7 Rb3 33. Rc4 Rb1+ 34. Kg2
Qd5+ 35. f3 Bb5 36. Rf4 e5 37. Rxf7 Qxf7 38. Qc8+ Kg7 39. Bxb1 Qe7 40. Be4 Qxc5
41. Qd7+ Kf6 42. g4 hxg4 43. fxg4 1-0

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.19"]
[Round "5"]
[White "Shankland, Samuel L"]
[Black "Shabalov, Alexander"]
[Result "0-1"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2512"]
[BlackElo "2590"]
[ECO "E06"]
[Opening "Catalan"]
[Variation "closed, 5.Nf3"]
[WhiteFideId "2004887"]
[BlackFideId "2008572"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nf3 d5 4. g3 Be7 5. Bg2 O-O 6. O-O dxc4 7. Qc2 b5 8. a4 b4
9. Ne5 Qxd4 10. Bxa8 Qxe5 11. Bf3 Ba6 12. Bf4 Qa5 13. Nd2 b3 14. Qc1 Qb4 15. Nb1
Nd5 16. Bd2 Qc5 17. Nc3 Nc6 18. Rd1 Rd8 19. Ne4 Qb6 20. a5 Qb8 21. Be3 Bb5 22.
Bc5 Bxc5 23. Nxc5 a6 24. Rd2 Qa7 25. Ne4 Nd4 26. Bg2 Nc2 27. Rb1 c6 28. Qd1 Qc7
29. Nc3 Rf8 30. Be4 Ncb4 31. Bxd5 cxd5 32. e4 dxe4 33. Nxe4 Nd3 34. Qh5 Qxa5 35.
Rbd1 Qb6 36. Nc3 Bc6 37. Ra1 Bb7 38. Re2 Qc6 39. f3 g6 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.19"]
[Round "5"]
[White "Hess, Robert L"]
[Black "Kaidanov, Gregory S"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2565"]
[BlackElo "2569"]
[ECO "C11"]
[Opening "French"]
[Variation "Burn variation"]
[WhiteFideId "2022036"]
[BlackFideId "2008564"]
[EventDate "2011.04.15"]

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. Bb5+ Bd7 10. Bxd7+ Qxd7 11. Qe2 Be7 12. O-O cxd4 13. Rad1 O-O 14. Rxd4
Qc7 15. Rfd1 Rfd8 16. Bg3 Qb6 17. Be5 Rxd4 18. Bxd4 Qa5 19. a3 Rd8 20. h3 a6 21.
c4 Qf5 22. Rc1 Qe4 23. Qe3 Qxe3 24. Bxe3 Ne4 25. Kf1 Kf8 26. Ke2 Ke8 27. Ne5 Rc8
28. c5 Nf6 29. b4 Nd5 30. Nc4 f6 31. Kf3 Rc6 32. Bf4 e5 33. Bd2 Kf7 34. Ke4 Ke6
35. g4 g6 36. Bxh6 f5+ 37. Kf3 g5 38. Re1 e4+ 39. Kg3 b5 40. Nd6 Bxd6+ 41. cxd6
Rc3+ 42. Kh2 Kxd6 43. Bxg5 Rf3 44. Kg2 fxg4 45. hxg4 Ke5 46. Be3 Nf4+ 47. Kg1
Rh3 48. Ba7 Nd3 49. Re3 Rf3 50. Rxf3 exf3 51. Kh2 Nb2 52. Be3 Nc4 53. Bc1 Ke4
54. Kg3 Ne5 55. Kh4 Nd3 56. Be3 Ne5 57. Kh5 Nc4 58. Ba7 Ne5 59. Bb8 Nc6 60. Bg3
Ne7 61. Kh6 Nd5 62. Kg6 Ne7+ 63. Kf7 Nc6 64. Kf6 Nd4 65. g5 Nf5 66. Bb8 Ne3 67.
g6 Ng4+ 68. Ke6 1-0

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.19"]
[Round "5"]
[White "Finegold, Benjamin"]
[Black "Seirawan, Yasser"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2500"]
[BlackElo "2636"]
[ECO "B17"]
[Opening "Caro-Kann"]
[Variation "Steinitz variation"]
[WhiteFideId "2000261"]
[BlackFideId "2000032"]
[EventDate "2011.04.15"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Nf3 Ngf6 6. Nxf6+ Nxf6 7. Bc4 Bf5
8. O-O e6 9. c3 Bd6 10. Bg5 h6 11. Bh4 Qc7 12. Bg3 Bxg3 13. hxg3 Bg4 14. Qd3
Bxf3 15. Qxf3 Qa5 16. Rfe1 O-O 17. Re5 Qd8 18. Rae1 g6 19. g4 Kg7 20. Qe2 Rc8
21. Rd1 Rh8 22. Qf3 h5 23. gxh5 Rxh5 24. Rde1 Qh8 25. Rxh5 Qxh5 26. Qxh5 Nxh5
27. g3 Nf6 28. Bf1 c5 29. dxc5 Rxc5 30. Bg2 b6 31. Rd1 Rc8 32. Kf1 Kf8 33. Ke2
Ke7 34. Rd4 Ne8 35. Ra4 a5 36. Be4 Nd6 37. Bd3 Nb7 38. Rc4 Rxc4 39. Bxc4 Nd6 40.
Bd3 e5 41. Ke3 f5 42. f4 Ke6 43. fxe5 Kxe5 44. Kf3 g5 45. Ke3 Ne8 46. b4 Nf6 47.
a3 Nd5+ 48. Kd2 f4 49. gxf4+ Nxf4 50. c4 Nxd3 51. Kxd3 a4 52. Ke3 g4 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.20"]
[Round "6"]
[White "Christiansen, Larry M"]
[Black "Hess, Robert L"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2586"]
[BlackElo "2565"]
[ECO "E11"]
[Opening "Bogo-Indian defence, Nimzovich variation"]
[WhiteFideId "2000059"]
[BlackFideId "2022036"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 Qe7 5. g3 Nc6 6. Bg2 Bxd2+ 7. Qxd2 Ne4 8.
Qc2 Qb4+ 9. Nc3 Nxc3 10. bxc3 Qxc4 11. O-O O-O 12. Rab1 d5 13. Rfc1 Ne7 14. e3
Qa6 15. Ng5 Ng6 16. c4 c6 17. h4 h6 18. Nf3 Qxc4 19. Qxc4 dxc4 20. Rxc4 Rd8 21.
h5 Ne7 22. Ne1 Rd6 23. Nd3 b6 24. Ne5 Ba6 25. Rc3 Be2 26. Ra3 Nd5 27. e4 Nc7 28.
Rc3 Bb5 29. Nf3 Rad8 30. Rbc1 Na6 31. Ra3 Be2 32. Ne5 Rxd4 33. Rxc6 Bb5 34. Rcc3
Ra4 35. Rab3 Be8 36. a3 Nc5 37. Rb4 Rd4 38. Nc4 f6 39. e5 fxe5 40. Rxa4 Nxa4 41.
Rc1 Bxh5 42. Nxe5 Nc5 43. Nc6 Ra4 44. Rc3 Bd1 45. Bh3 g5 46. Ne5 Kg7 47. Re3 Bb3
48. Nd7 Nxd7 49. Rxb3 g4 50. Bf1 Ne5 51. Be2 Kf6 52. Rc3 a6 53. Kg2 b5 54. Bd1
Rc4 55. Re3 Rc1 56. Be2 Re1 57. Re4 h5 58. Kh2 a5 59. Kg2 b4 60. axb4 axb4 61.
Rf4+ Ke7 62. Bf1 Rb1 63. Be2 Kd6 64. Rf8 b3 65. Rb8 Kc5 66. Rb5+ Kd4 67. Bf1 Nf3
68. Rxh5 e5 69. Rh8 Rxf1 70. Rd8+ Ke4 71. Kxf1 b2 72. Rd1 b1=Q 73. Kg2 Nh4+ 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.20"]
[Round "6"]
[White "Shankland, Samuel L"]
[Black "Finegold, Benjamin"]
[Result "1/2-1/2"]
[WhiteTitle "IM"]
[BlackTitle "GM"]
[WhiteElo "2512"]
[BlackElo "2500"]
[ECO "A15"]
[Opening "English opening"]
[WhiteFideId "2004887"]
[BlackFideId "2000261"]
[EventDate "2011.04.15"]

1. Nf3 Nf6 2. c4 c6 3. Nc3 d5 4. e3 g6 5. d4 Bg7 6. Be2 O-O 7. O-O e6 8. Qc2
Nbd7 9. Rd1 b6 10. b3 Bb7 11. Ba3 Re8 12. Rac1 Qb8 13. Nd2 c5 14. dxc5 bxc5 15.
Na4 d4 16. Nxc5 dxe3 17. fxe3 Nxc5 18. Bxc5 h5 19. Bf3 Ng4 20. Nf1 Bxf3 21. gxf3
Ne5 22. Qg2 Qb7 23. f4 Nf3+ 24. Kf2 Qc8 25. Qxf3 Qxc5 26. Rd7 a5 27. Qb7 Rab8
28. Qa7 Qf5 29. Ng3 Qf6 30. Rcd1 Ra8 31. Qb7 a4 32. R7d3 axb3 33. axb3 e5 34.
Qf3 Ra2+ 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.20"]
[Round "6"]
[White "Shabalov, Alexander"]
[Black "Kaidanov, Gregory S"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2590"]
[BlackElo "2569"]
[ECO "E30"]
[Opening "Nimzo-Indian"]
[Variation "Leningrad variation"]
[WhiteFideId "2008572"]
[BlackFideId "2008564"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Bg5 c5 5. d5 d6 6. e3 exd5 7. cxd5 Nbd7 8. Bb5
Qa5 9. Bxd7+ Nxd7 10. Ne2 f6 11. Bf4 Ne5 12. O-O O-O 13. Qc2 Qd8 14. a3 Ba5 15.
Ne4 Qe7 16. N4g3 g6 17. h4 Bd7 18. h5 g5 19. Bxe5 Qxe5 20. e4 f5 21. Nxf5 Bxf5
22. exf5 Rxf5 23. Ng3 Rf4 24. Rad1 Raf8 25. b3 c4 26. bxc4 Bb6 27. Nh1 g4 28.
Rd2 Qxh5 29. Re2 R4f6 30. Re6 Rxe6 31. dxe6 Qe5 32. Qd3 Qxe6 33. Ng3 Rxf2 34.
Rxf2 Qe1+ 35. Kh2 Bxf2 36. Ne2 Bc5 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.20"]
[Round "6"]
[White "Seirawan, Yasser"]
[Black "Onischuk, Alexander"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2636"]
[BlackElo "2678"]
[ECO "A13"]
[Opening "English"]
[Variation "Neo-Catalan"]
[WhiteFideId "2000032"]
[BlackFideId "14101025"]
[EventDate "2011.04.15"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. b3 c5 5. Bg2 Nc6 6. O-O Be7 7. cxd5 Nxd5 8. Bb2
O-O 9. Nc3 Bf6 10. Qc2 Ndb4 11. Qb1 b6 12. a3 Nd5 13. b4 Rb8 14. Rc1 Nxc3 15.
Bxc3 Nd4 16. Bxd4 cxd4 17. d3 Bb7 18. Ra2 Qd7 19. Rac2 Rfc8 20. Nd2 Bd5 21. Bxd5
exd5 22. Nf3 g6 23. Qb3 Rxc2 24. Qxc2 Re8 25. Qc6 Qe6 26. b5 Kf8 27. Rc2 Qxc6
28. Rxc6 Re6 29. Rc8+ Re8 30. Rc2 Re7 31. Kf1 Ke8 32. Rc6 Bg7 33. Ng5 h6 34. Nh3
Kd7 35. Nf4 Re5 36. a4 Bf8 37. Rf6 Ke7 38. Rc6 Kd7 39. a5 bxa5 40. Ra6 Bc5 41.
Rxa5 Kd6 42. Ra2 Re7 43. Ke1 Rb7 44. Ra6+ Bb6 45. Ra2 Rc7 46. Kd1 Rc3 47. Rb2
Ra3 48. Rc2 Ra1+ 49. Rc1 Rxc1+ 50. Kxc1 Kc5 51. Kb2 Bc7 52. Ng2 Ba5 53. Nh4 Bd8
54. Ng2 Kxb5 55. Nf4 Kc5 56. Kb3 Bg5 57. Ng2 Bd2 58. Nh4 Kd6 59. f4 Be3 60. Ka4
g5 61. fxg5 Bxg5 62. Nf3 Bd8 63. Nxd4 h5 64. Kb5 Bb6 65. Nf5+ Ke5 66. Ng7 h4 67.
gxh4 Kf6 68. Nh5+ Kf5 69. Ng3+ Kg4 70. h5 Kg5 71. Kc6 Bg1 72. Kxd5 Bxh2 73. Nf1
Bg1 74. Ng3 Bh2 75. Nf1 Bg1 76. Ke5 Kxh5 77. Kf6 a5 78. Kxf7 a4 79. Nd2 a3 80.
Ke6 Kg4 81. Kd5 Kf4 82. e4 Ke3 83. Nc4+ Kxd3 84. Nxa3 Bh2 85. Nc4 Bg3 86. e5
Bxe5 87. Nxe5+ 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.21"]
[Round "7"]
[White "Onischuk, Alexander"]
[Black "Shankland, Samuel L"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "IM"]
[WhiteElo "2678"]
[BlackElo "2512"]
[ECO "D45"]
[Opening "QGD semi-Slav"]
[Variation "Stoltz variation"]
[WhiteFideId "14101025"]
[BlackFideId "2004887"]
[EventDate "2011.04.15"]

1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. e3 e6 5. Nf3 Nbd7 6. Qc2 b6 7. Bd3 Bb7 8. O-O
dxc4 9. Bxc4 c5 10. Rd1 Be7 11. dxc5 Bxc5 12. b3 O-O 13. Bb2 Qe7 14. Qe2 a6 15.
Bd3 Ba3 16. Bxa3 Qxa3 17. Nb1 Qe7 18. Nbd2 Nc5 19. Rac1 Nxd3 20. Qxd3 Rfd8 21.
Qb1 b5 22. Nd4 Rd5 23. N2f3 Rad8 24. Ne2 Rxd1+ 25. Rxd1 Bxf3 26. gxf3 g6 27.
Rxd8+ Qxd8 28. Qc2 Qd6 29. Ng3 h5 30. Ne4 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.21"]
[Round "7"]
[White "Finegold, Benjamin"]
[Black "Shabalov, Alexander"]
[Result "0-1"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2500"]
[BlackElo "2590"]
[ECO "B50"]
[Opening "Sicilian"]
[WhiteFideId "2000261"]
[BlackFideId "2008572"]
[EventDate "2011.04.15"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Be2 Nbd7 5. d3 b6 6. Nbd2 Bb7 7. O-O g6 8. d4
cxd4 9. cxd4 Nxe4 10. Nxe4 Bxe4 11. Ng5 Bb7 12. Bc4 e6 13. Bxe6 fxe6 14. Nxe6
Qf6 15. Qb3 Qf5 16. Nc7+ Kd8 17. Ne6+ Ke8 18. Nc7+ Kd8 19. Ne6+ Ke7 20. Re1 Kf7
21. Nd8+ Kg7 22. Ne6+ Kg8 23. Nc7+ Qf7 24. Nxa8 Bxa8 25. Bg5 Bd5 26. Qg3 h6 27.
Bf4 Qf6 28. Rac1 g5 29. Bd2 Rh7 30. Rc8 Rf7 31. Be3 a5 32. b3 Kh7 33. Rec1 Qf5
34. h3 Nf6 35. R1c7 Be7 36. Rb8 Be6 37. Rc1 Nd5 38. Rb7 Qd3 39. Re1 Qa6 40. Rxe7
Rxe7 41. h4 g4 42. Bc1 Qb5 43. Ba3 Bd7 44. Rxe7+ Nxe7 45. Qxd6 Nf5 46. Qf6 Qd5
47. Qxb6 Nxh4 48. f3 gxf3 49. Qf6 Nf5 50. Qe5 Qxd4+ 51. Qxd4 Nxd4 52. Bc5 Ne6
53. Bb6 fxg2 54. Kxg2 a4 55. bxa4 Bxa4 56. Ba7 Kg6 57. Bb8 Kg5 58. Kg3 h5 59.
Bd6 h4+ 60. Kh3 Kh5 61. Bb8 Ng5+ 62. Kg2 Kg4 63. a3 Bc6+ 64. Kf2 Ne4+ 65. Kg1
Nd2 66. Kf2 Nc4 67. a4 Bxa4 68. Bc7 Bc6 69. Bb8 Nb2 70. Bc7 Nd3+ 71. Ke3 Nb4 72.
Kf2 Nd5 73. Bd6 Nf6 74. Kg1 Ne4 75. Bc7 Bb5 76. Kg2 Be2 77. Kg1 Bc4 78. Kg2 h3+
79. Kg1 Ng5 80. Bb8 Nf3+ 81. Kf2 h2 82. Bxh2 Nxh2 83. Ke3 Nf3 84. Ke4 Be6 85.
Kd3 Kf4 86. Kc2 Ke3 87. Kc3 Nd2 88. Kc2 Ne4 89. Kc1 Kd3 90. Kb2 Kd2 91. Ka3 Kc3
92. Ka4 Nd6 93. Ka5 Kc4 94. Kb6 Ne8 95. Kc6 0-1

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.21"]
[Round "7"]
[White "Hess, Robert L"]
[Black "Seirawan, Yasser"]
[Result "1/2-1/2"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2565"]
[BlackElo "2636"]
[ECO "B14"]
[Opening "Caro-Kann"]
[Variation "Panov-Botvinnik attack, 5...g6"]
[WhiteFideId "2022036"]
[BlackFideId "2000032"]
[EventDate "2011.04.15"]

1. e4 c6 2. d4 d5 3. exd5 cxd5 4. c4 Nf6 5. Nc3 g6 6. Qb3 Bg7 7. cxd5 O-O 8. Be2
Nbd7 9. Bf3 Nb6 10. Nge2 Bg4 11. Bxg4 Nxg4 12. a4 Nf6 13. Nf4 Qd7 14. a5 Nc8 15.
O-O Nd6 16. Re1 Nf5 17. Nd3 Rad8 18. Ne5 Qd6 19. a6 bxa6 20. Qb7 Nxd5 21. Rxa6
Qb4 22. Rxa7 Nxd4 23. Nd7 Nc2 24. Rf1 Nxc3 25. bxc3 Qxb7 26. Rxb7 Rfe8 27. Bb2
Bh6 28. g3 Ra8 29. c4 Ra4 30. c5 Rc4 31. Rd1 Bg7 32. Bxg7 Kxg7 33. Rc1 Ne3 34.
Rxc4 Nxc4 35. Nb6 Nxb6 36. cxb6 Kf6 37. Rc7 Ke6 38. Rc3 Rb8 39. Rb3 Kd6 40. g4
Kc6 41. Rh3 Rh8 42. Rf3 Rf8 43. Rh3 Rh8 44. Rf3 f6 45. Re3 Re8 46. Rh3 Rh8 47.
Re3 Kd6 48. Rd3+ Kc6 49. Re3 Re8 50. Rh3 Rh8 1/2-1/2

[Event "ch-USA GpB"]
[Site "Saint Louis USA"]
[Date "2011.04.21"]
[Round "7"]
[White "Kaidanov, Gregory S"]
[Black "Christiansen, Larry M"]
[Result "1-0"]
[WhiteTitle "GM"]
[BlackTitle "GM"]
[WhiteElo "2569"]
[BlackElo "2586"]
[ECO "E00"]
[Opening "Catalan opening"]
[WhiteFideId "2008564"]
[BlackFideId "2000059"]
[EventDate "2011.04.15"]

1. d4 Nf6 2. c4 e6 3. g3 c5 4. Nf3 cxd4 5. Nxd4 d5 6. Bg2 e5 7. Nf3 d4 8. O-O
Nc6 9. e3 Be7 10. exd4 exd4 11. a3 Be6 12. b3 Qd7 13. Bb2 Rd8 14. Nbd2 a5 15.
Re1 O-O 16. Ne5 Nxe5 17. Rxe5 Qc7 18. Nf3 d3 19. Qd2 a4 20. b4 Ng4 21. Re4 Bf6
22. Nd4 Bd7 23. Rae1 b6 24. Rc1 h6 25. c5 bxc5 26. Rxc5 Qd6 27. Qxd3 Rc8 28. Qc2
Qb8 29. h3 Ne5 30. Rexe5 Bxe5 31. Nc6 Rxc6 32. Bxc6 Bxb2 33. Qxb2 Bxh3 34. Bxa4
Qd6 35. Bc6 Qd1+ 36. Kh2 Be6 37. Qc1 Qg4 38. Bg2 f5 39. Qf4 Qh5+ 40. Qh4 Qe2 41.
Qd4 Kh7 42. Re5 Qh5+ 43. Kg1 Bc8 44. b5 Rf7 45. Qc3 Qd1+ 46. Re1 Qd8 47. a4 Rd7
48. Rc1 Rd1+ 49. Bf1 Rxf1+ 50. Rxf1 Bb7 51. Re1 Qg5 52. Qc7 Bd5 53. Qe5 Ba8 54.
Qe8 Bd5 55. Qe5 Ba8 56. Qe8 Bd5 57. Qd7 Bf3 58. Re3 Ba8 59. b6 1-0

