Texas Chess Association

Texas Knights Games May-Jun 2015

 
[Event "2015 Texas Scholastic Championships"] [Site "Irving"] [Date "2015.03.28"] [Round "4"] [White "AM"] [Black "Karthikeyan Lakshmanadoos"] [Result "1-0"] [ECO "E04"] [WhiteElo "2215"] [BlackElo "1900"] [EventDate "2014.??.??"] [SourceDate "2015.03.30"] {E04: Open Catalan: 5 Nf3} 1. d4 d5 2. c4 e6 3. Nc3 c5 4. Nf3 cxd4 5. Nxd4 dxc4 6. Qa4+ Bd7 7. Qxc4 Nf6 8. g3 Nc6 9. Bg2 Rc8 10. O-O Nxd4 11. Qxd4 Bc5 12. Qh4 {last book move} Qb6 13. Na4 (13. Bh6 Bf8 (13... Qxb2 $4 {capturing this pawn is a mistake} 14. Bxg7 Be7 15. Bxh8 (15. Bxf6 $6 {is much worse} Bxf6 16. Qxf6 Qxc3 $16) 15... Qxc3 16. Bxb7 $18) 14. Rab1 e5 $14) 13... Bxa4 14. Qxa4+ Ke7 { Black loses the right to castle} 15. Bg5 Rhd8 (15... Qxb2 $2 {doesn't work} 16. Rab1 Qe5 17. Rxb7+ Kf8 18. Qf4 Qxf4 19. Bxf4 $18 (19. gxf4 $6 h6 20. Bh4 Rg8 $14)) 16. Qe4 h6 17. Bxf6+ gxf6 18. e3 {Prevents intrusion on d4} Rd2 19. b3 Rcd8 20. Bf3 R8d7 (20... Ba3 21. Qf4 $11) 21. Rfd1 (21. Qh7 Qd8 $14) 21... Rxd1+ $11 22. Rxd1 Rxd1+ 23. Bxd1 Qb4 {Black threatens to win material: Qb4xe4} 24. Qc2 Kf8 25. Bf3 Kg7 26. Qd3 b6 27. Qd7 a5 $4 (27... Qe1+ $142 {the only rescuing move} 28. Kg2 Qa5 $14) 28. Bh5 $18 Bxe3 (28... Be7 {desperation} 29. Qe8 Bf8 30. Qxf7+ Kh8 31. Qxf6+ Bg7 32. Qxe6 b5 $18) 29. Qxf7+ Kh8 30. Qxf6+ Kg8 31. Bf7+ Kf8 (31... Kh7 {does not help much} 32. Qg6+ Kh8 33. Qg8#) 32. Bxe6+ Ke8 33. Qf7+ Kd8 34. Qd7# 1-0 [Event "2015 Texas Scholastic Championships"] [Site "Irving"] [Date "2015.03.29"] [Round "7"] [White "Tommy Lu"] [Black "AM"] [Result "0-1"] [ECO "E01"] [WhiteElo "2100"] [BlackElo "2215"] [EventDate "2014.??.??"] [SourceDate "2015.03.30"] {E01: Catalan: Early deviations} 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 e6 5. g3 Nbd7 6. Bg2 Bd6 7. O-O O-O 8. b3 {last book move} b6 9. Bb2 Bb7 10. cxd5 exd5 11. Nh4 Re8 12. Qd2 Bf8 13. Rad1 g6 {Controls f5} 14. a3 {Consolidates b4} Rc8 15. Rfe1 Bg7 16. b4 (16. f3 b5 $11) 16... b5 $15 {Black has a new backward pawn: c6} 17. Nf3 Nb6 18. Bc1 Nc4 {Black threatens to win material: Nc4xd2. Praise the knight!} 19. Qf4 $2 (19. Qc2 $142 $15 {and White can hope to survive }) 19... Ne4 $19 20. Nb1 (20. Ng5 Nxg5 (20... Nxc3 $6 {is the less attractive alternative} 21. Qxf7+ Kh8 22. Qf3 (22. Qxb7 $143 Qc7 23. Qxc7 Rxc7 $17) 22... Nxe2+ 23. Rxe2 $11) 21. Qxg5 Qxg5 22. Bxg5 Nxa3 $19) 20... a5 (20... Nxf2 $5 { seems even better} 21. Ne5 (21. Kxf2 $4 Re4 $19) 21... Nxd1 22. Qxf7+ Kh8 23. Rxd1 Bxe5 24. dxe5 Qb6+ 25. Qf2 Rxe5 26. Bf3 $19) 21. Nfd2 (21. Ne5 $5 Nxe5 22. Bxe4 $17) 21... Ncxd2 $19 22. Bxd2 Bxd4 23. e3 (23. Be3 Be5 24. Qh6 axb4 25. axb4 Bg7 $19) 23... Be5 24. Qg4 Nxd2 25. Rxd2 h5 (25... axb4 $5 26. Qxb4 Ra8 27. Qb3 $19) 26. Qd1 axb4 27. axb4 Qe7 28. Qb3 Ra8 29. Nc3 Bxc3 (29... Qf6 $5 30. Rc2 $19) 30. Qxc3 $17 Ra4 31. Rb1 Qe5 32. Qc5 Ra1 33. Qc1 (33. Rxa1 Qxa1+ 34. Bf1 Qb1 $17) 33... Rea8 34. Rdb2 Rxb1 35. Qxb1 Bc8 36. Ra2 Ra4 37. Rxa4 ( 37. Qb3 Qa1+ $1 {forces the win} 38. Rxa1 Rxa1+ 39. Bf1 Bh3 $19) 37... bxa4 38. Qa2 Qc3 39. Qxa4 Qc1+ 40. Bf1 Bh3 41. Qa6 Qb1 (41... Kf8 $142 $19 {and Black can already relax}) 42. Qd3 $17 Qe1 43. Qe2 Qc1 44. Qd3 (44. Qa6 Kf8 45. Qa8+ Kg7 46. Qa6 $19) 44... Kf8 45. Qe2 (45. Qa6 $19) 45... Ke7 46. Qd3 Kd6 47. Qa6 (47. Qe2 f6 $19) 47... f6 48. Qd3 Kc7 49. f4 (49. b5 Bxf1 50. Qxf1 Qxf1+ 51. Kxf1 c5 $19) 49... Bxf1 50. Qxf1 Qxe3+ 51. Kg2 Qe4+ 52. Kh3 Qxb4 53. Qa6 Qb8 ( 53... Qc5 {makes it even easier for Black} 54. Qd3 f5 55. Qb3 $19) 54. Qa5+ ( 54. Qa1 Qd8 $19) 54... Kd7 55. Qc3 (55. Qa2 Qe8 $19) 55... Qd6 56. Qa5 (56. Kg2 c5 $19) 56... d4 57. Qa7+ (57. f5 {a fruitless try to alter the course of the game} gxf5 58. Qa7+ Ke8 $19) 57... Ke8 (57... Ke6 $142 {keeps an even firmer grip} 58. Qh7 Kf5 59. Qg8 $19) 58. Qg7 (58. Kg2 {is the last straw} d3 59. Qa8+ Ke7 60. Qb7+ Ke6 61. Qc8+ Qd7 62. f5+ gxf5 63. Qg8+ Kd6 64. Qb3 $19) 58... Qd7+ (58... Qd7+ 59. Qxd7+ Kxd7 $19) 0-1 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.01"] [Round "1"] [White "Onischuk, Alexander"] [Black "Gareev, Timur"] [Result "1/2-1/2"] [ECO "D27"] [WhiteElo "2665"] [BlackElo "2604"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 e6 2. c4 d5 3. Nf3 dxc4 4. e3 c5 5. Bxc4 a6 6. O-O Nf6 7. dxc5 Bxc5 8. Qxd8+ Kxd8 9. Nbd2 Ke7 10. Be2 Nbd7 11. Nc4 b6 12. Ne1 b5 13. Na5 Ne4 14. f3 Nd6 15. Nd3 Bb6 16. Bd2 Nf5 17. Kf2 Nxe3 18. Bxe3 Bxa5 19. a4 bxa4 20. Rxa4 Bb6 21. Nb4 Bb7 22. Rc1 a5 23. Nd3 Bxe3+ 24. Kxe3 Nb6 25. Rg4 Nd5+ 26. Kf2 g6 27. Ra4 Ba6 28. Rxa5 Bxd3 29. Rxa8 Rxa8 30. Bxd3 Rb8 31. Rc2 Nb4 32. Rc7+ Kd6 33. Rc3 Nd5 34. Rc2 Rb4 35. Bc4 Nb6 36. b3 Nxc4 37. bxc4 Kc5 38. Rd2 Rxc4 39. Rd7 Rf4 40. Ke3 g5 41. h4 h6 42. hxg5 hxg5 43. g3 Kc6 44. Ra7 Rf5 45. f4 g4 46. Re7 Kd6 47. Ra7 Kc6 48. Re7 1/2-1/2 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.02"] [Round "2"] [White "Robson, Ray"] [Black "Onischuk, Alexander"] [Result "1/2-1/2"] [ECO "C88"] [WhiteElo "2656"] [BlackElo "2665"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. a4 Bb7 9. d3 Re8 10. Nc3 b4 11. Nd5 Na5 12. Ba2 Nxd5 13. Bxd5 Bxd5 14. exd5 d6 15. d4 Bf6 16. Qd3 c6 17. dxc6 Nxc6 18. d5 Ne7 19. Nd2 Qa5 20. Ne4 Qxd5 21. Qxd5 Nxd5 22. Rd1 Nf4 23. Nxf6+ gxf6 24. Bxf4 exf4 25. Kf1 Rac8 26. Rac1 Rc6 27. Rd4 a5 28. Rxf4 Rec8 29. c3 bxc3 30. Rxc3 Rxc3 31. bxc3 1/2-1/2 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.03"] [Round "3"] [White "Onischuk, Alexander"] [Black "Troff, Kayden W"] [Result "1/2-1/2"] [ECO "D85"] [WhiteElo "2665"] [BlackElo "2532"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Be3 Qa5 9. Qd2 O-O 10. Rc1 Rd8 11. d5 e6 12. Bg5 f6 13. Be3 Nc6 14. Bd3 b6 15. O-O Ba6 16. Be2 Qa4 17. Rfd1 Bc4 18. Bxc4 Qxc4 19. Nd4 Nxd4 20. cxd4 Qa4 21. dxc5 Qxe4 22. d6 bxc5 23. d7 Bf8 24. Bxc5 Rab8 25. Bxf8 Kxf8 26. h3 Qb4 27. Qh6+ Kg8 28. Qe3 Qb6 29. Qe4 e5 30. Rc6 Qb5 31. Qc2 Kg7 32. Rc8 Qb7 33. Rxb8 Qxb8 34. Qc5 Kf7 35. Qc4+ Ke7 36. Qc5+ Ke6 37. Qd5+ Ke7 38. f4 exf4 39. Re1+ Kf8 40. Re6 Kg7 41. Qd4 Qb1+ 42. Kh2 Qf5 43. Re7+ Kh6 44. Qxa7 Qg5 45. Qd4 Qg3+ 46. Kg1 f3 47. Qf2 Qg5 48. h4 Qf4 49. gxf3 f5 50. Kg2 Qd6 51. Qe3+ f4 52. Re6 Qc7 53. Qe5 Qxe5 54. Rxe5 Rxd7 55. a4 Rd3 56. Re7 Ra3 57. Ra7 g5 58. hxg5+ Kxg5 1/2-1/2 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.04"] [Round "4"] [White "Onischuk, Alexander"] [Black "Holt, Conrad"] [Result "1/2-1/2"] [ECO "D19"] [WhiteElo "2665"] [BlackElo "2530"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. Nc3 dxc4 5. a4 Bf5 6. e3 e6 7. Bxc4 Bb4 8. O-O O-O 9. Qb3 c5 10. dxc5 Nc6 11. Nd4 Qb8 12. Nxf5 exf5 13. Nd5 Nxd5 14. Bxd5 Bxc5 15. Bd2 Qd6 16. Bc3 Rad8 17. Rad1 Qc7 18. g3 Bd6 19. Qb5 g6 20. Bxc6 bxc6 21. Qa5 Rfe8 22. Rd4 c5 23. Qxc7 Bxc7 24. Rc4 Rd5 25. Rc1 Bd6 26. Kf1 Kf8 27. Ke2 Ke7 28. b4 cxb4 29. Bxb4 Rd8 30. Be1 Kd7 31. Rc6 Rb8 32. Ra6 Rb7 33. Rc4 Rc5 34. Rxc5 Bxc5 35. Bc3 Rc7 36. Bd4 Rc6 37. Ra5 Bb6 38. Bxb6 axb6 39. Ra7+ Ke6 40. Kd3 g5 41. Rb7 g4 42. Rb8 Ke5 43. Re8+ Re6 44. Rf8 Rh6 45. Rxf7 Rxh2 46. Ke2 Rh1 47. Re7+ Kd5 48. Rd7+ Ke5 49. Rb7 Ra1 50. Rxb6 Rxa4 51. Rb7 h5 52. Rh7 Ra2+ 53. Kf1 Ra1+ 54. Kg2 Re1 55. Rxh5 Kf6 56. Rh1 Rxh1 57. Kxh1 Ke5 58. Kg2 Ke4 59. Kf1 Ke5 60. Ke1 Kd5 61. Kd2 Ke5 62. Ke2 Ke4 63. Kd2 Ke5 64. Ke2 Ke4 65. f4 gxf3+ 66. Kf2 Kd5 67. Kxf3 Ke5 68. e4 fxe4+ 69. Ke3 Kf5 70. g4+ Kxg4 1/2-1/2 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.05"] [Round "5"] [White "Akobian, Varuzhan"] [Black "Onischuk, Alexander"] [Result "1/2-1/2"] [ECO "E32"] [WhiteElo "2622"] [BlackElo "2665"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 O-O 5. Nf3 c5 6. dxc5 Na6 7. g3 Nxc5 8. Bg2 Nce4 9. O-O Nxc3 10. bxc3 Be7 11. e4 d6 12. e5 dxe5 13. Nxe5 Qc7 14. Qe2 Nd7 15. Bf4 Nxe5 16. Bxe5 Bd6 17. Bxd6 Qxd6 18. Rab1 Qc7 19. Rfd1 Rb8 20. Qd3 b6 21. Qd6 Qxd6 22. Rxd6 Bb7 23. Rd7 Bxg2 24. Kxg2 a5 25. Rb5 g6 26. c5 bxc5 27. Rxa5 Ra8 28. Rxc5 Rxa2 29. c4 Ra3 30. h4 h5 31. Rb5 Rc3 32. Rc7 Kg7 33. Rbb7 e5 34. Rc6 Re8 35. Rcc7 Rf8 36. Rc6 Re8 37. c5 e4 38. Rcc7 Rf3 39. Re7 Rxe7 40. Rxe7 Rc3 41. Rxe4 Rxc5 1/2-1/2 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.07"] [Round "6"] [White "Onischuk, Alexander"] [Black "Kamsky, Gata"] [Result "1-0"] [ECO "D15"] [WhiteElo "2665"] [BlackElo "2683"] [EventDate "2015.04.01"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] {D15: Slav Defence: 4 Nc3 a6 and gambit lines after 4 Nc3 dxc4} 1. d4 d5 2. c4 c6 3. Nc3 Nf6 4. Nf3 a6 5. e3 Bf5 6. Qb3 Ra7 7. Nh4 Bg6 8. Nxg6 hxg6 {last book move} 9. a4 e6 10. g3 a5 11. Bg2 Nbd7 12. O-O Qb6 13. Qxb6 Nxb6 14. cxd5 Nbxd5 15. e4 {White threatens to win material: e4xd5} Nb4 16. Rd1 Ra8 17. Bf4 Be7 18. d5 {White gains space} Nd7 19. dxc6 bxc6 20. Na2 e5 21. Nxb4 Bxb4 { Praise the bishop!} 22. Be3 Ke7 (22... Nc5 $142 $5 $14 {is interesting}) 23. Rac1 $16 Rac8 24. Rc2 f6 25. Rdc1 Kd6 26. h4 Rc7 27. Bh3 Rb8 28. Bg4 Nb6 29. b3 Nd7 30. Kg2 Ba3 31. Rd1+ Ke7 32. Rd3 Nf8 33. Rdc3 Kd6 34. f4 Nd7 35. Bxd7 Kxd7 36. fxe5 fxe5 37. Kh3 Be7 38. Bd2 Ra8 39. Kg4 Ra6 40. Be3 Rb7 41. Rd3+ Ke6 42. Bc5 Bxc5 43. Rxc5 Rb4 44. Rc4 Rab6 45. Kg5 Rxb3 46. Rxc6+ {Deflection: b3. .} Rxc6 47. Rxb3 Kf7 $2 (47... Rc4 $142 $14 {and Black can hope to survive}) 48. Rb7+ $18 Kg8 (48... Kf8 49. Ra7 $18) 49. Ra7 Kh7 50. Rxa5 Rc4 51. Rxe5 Rxa4 52. Re7 Ra3 53. g4 Rf3 54. Re8 (54. e5 Rf8 55. Rd7 Re8 $18) 54... Rf1 55. Rd8 Re1 56. Rd4 Re2 57. Kf4 Kg8 (57... Rf2+ 58. Kg3 Re2 59. Rc4 $16) 58. Ke5 Kf7 (58... Rg2 59. Rd8+ Kh7 60. Kf4 $18) 59. Rd7+ Kf8 60. Kd5 Ra2 61. Ke6 Ra6+ 62. Rd6 Ra8 63. e5 Rb8 64. Rc6 Rd8 65. Rc7 Ra8 66. Kd7 Re8 67. Kd6 Rd8+ 68. Rd7 Ra8 69. Kd5 Ra5+ 70. Ke6 Ra8 71. Rf7+ Kg8 72. Rc7 Kf8 73. Rc6 Rb8 $4 {Black is ruining his position} (73... Rd8 74. Ra6 Ke8 $18) 74. Kd5 (74. Kd7 {might be the shorter path} Re8 75. Re6 Rb8 76. Rxg6 Rb7+ 77. Ke6 Re7+ 78. Kd5 Rb7 $18) 74... Kf7 75. e6+ Kf8 76. Rc7 Ra8 77. Kd6 Rd8+ 78. Rd7 Ra8 79. Rf7+ Kg8 80. Rc7 Kf8 81. Rf7+ {Twofold repetition} Kg8 82. Rb7 Kf8 (82... Rd8+ {does not improve anything} 83. Ke7 Rd4 84. Rb8+ Kh7 85. Ke8 Rxg4 86. e7 Rxh4 87. Kd7 Rd4+ 88. Kc6 $18) 83. Kd7 Re8 (83... g5 {otherwise it's curtains at once} 84. hxg5 g6 $18) 84. Rb1 Re7+ 85. Kd6 Re8 86. Rf1+ Kg8 87. Kd7 Ra8 88. Rc1 (88. Rc1 Ra7+ 89. Rc7 $18) 1-0 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.08"] [Round "7"] [White "So, Wesley"] [Black "Onischuk, Alexander"] [Result "1-0"] [ECO "C89"] [WhiteElo "2788"] [BlackElo "2665"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 O-O 8. c3 d5 9. exd5 Nxd5 10. Nxe5 Nxe5 11. Rxe5 c6 12. Re1 Bd6 13. d3 Bf5 14. Qf3 Qh4 15. g3 Qh3 16. Be3 Bxd3 17. Nd2 Bf5 18. Bd4 Rfe8 19. c4 Bg4 20. Qg2 Qxg2+ 21. Kxg2 Nb4 22. Ne4 Bf8 23. cxb5 cxb5 24. Ng5 Bh5 25. g4 Bg6 26. f4 Nc2 27. Rxe8 Rxe8 28. Rd1 Nxd4 29. Rxd4 Be7 30. Nf3 Bb1 31. Nd2 Bf6 32. Rd7 Be4+ 33. Nxe4 Rxe4 34. Rxf7 Re2+ 35. Kf3 Rxb2 36. Be6 1-0 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.09"] [Round "8"] [White "Onischuk, Alexander"] [Black "Naroditsky, Daniel"] [Result "1-0"] [ECO "E00"] [WhiteElo "2665"] [BlackElo "2633"] [EventDate "2015.04.01"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] {E01: Catalan: Early deviations} 1. d4 Nf6 2. c4 e6 3. g3 d5 4. Nf3 Bb4+ 5. Bd2 Bd6 6. Bg2 c6 7. Nc3 O-O 8. Bg5 Nbd7 9. e4 dxe4 10. Nxe4 Bb4+ 11. Nc3 {last book move. Black has a cramped position. Black's piece can't move: c8} h6 { Black threatens to win material: h6xg5} 12. Bf4 {Black has a cramped position. Black's piece can't move: c8} Ne4 {Black threatens to win material: Ne4xc3} 13. Qc2 Nxc3 14. bxc3 Ba5 {Black's piece can't move: c8} 15. O-O Bc7 16. Qe4 Bxf4 17. Qxf4 b6 18. Rfd1 Bb7 19. c5 {This push gains space} Rc8 20. Rab1 Ba8 21. Ne5 Qe7 22. Nxd7 Qxd7 23. a4 Rfd8 24. Bf3 Qe7 25. Qe5 bxc5 26. Qxc5 (26. dxc5 Rxd1+ 27. Rxd1 g6 $16) 26... Qc7 (26... Qxc5 $5 {should be examined more closely} 27. dxc5 Kf8 $11) 27. a5 $14 Rb8 28. c4 Qd7 29. h4 Rbc8 30. Kg2 Rc7 31. Rb3 Qc8 (31... Qe7 32. a6 $14) 32. g4 {Black has a cramped position} (32. Rdb1 Rf8 $16) 32... Rcd7 $11 33. g5 hxg5 34. hxg5 Qc7 {White king safety dropped} 35. Re3 Qd6 36. Qxd6 Rxd6 37. c5 {White gets more space} Rxd4 38. Rxd4 {White has a mate threat} Rxd4 39. Rb3 Rd8 40. a6 Kf8 41. Be4 f5 (41... Ke7 $142 $11 {is a viable option}) 42. gxf6 $16 gxf6 43. Rh3 Kg8 44. Rd3 (44. Bb1 Rd7 45. Ba2 $18) 44... Rxd3 $11 45. Bxd3 f5 $4 {an unfortunate move that relinquishes the win} (45... Kg7 $142 $11 {was a good chance to save the game}) 46. f4 $18 Kg7 (46... Kf7 {does not solve anything} 47. Kf3 $18) 47. Kf3 Kf6 48. Ke3 e5 49. Bc4 e4 50. Kd4 1-0 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.10"] [Round "9"] [White "Shankland, Samuel L"] [Black "Onischuk, Alexander"] [Result "1/2-1/2"] [ECO "E15"] [WhiteElo "2661"] [BlackElo "2665"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb4+ 5. Bd2 Bxd2+ 6. Qxd2 Ba6 7. b3 c6 8. Nc3 d5 9. e4 Nxe4 10. Nxe4 dxe4 11. Ng5 c5 12. Bg2 Nc6 13. dxc5 Qxd2+ 14. Kxd2 f5 15. Nxe6 Kf7 16. Nf4 Rad8+ 17. Kc3 bxc5 18. f3 e3 19. Nd3 e2 20. f4 Rhe8 21. Bd5+ Rxd5 22. cxd5 Re3 23. dxc6 Rxd3+ 24. Kc2 Ke6 25. Rhe1 Rd4 26. Rac1 Kd6 27. Kb2 Kxc6 28. Rc2 Rd1 29. Rcxe2 Bxe2 30. Rxe2 Kb5 31. Re7 Rd2+ 32. Ka3 Rxh2 33. Rxg7 Rh3 34. Rxa7 Rxg3 35. Rb7+ Kc6 36. Rf7 Rf3 37. Rxf5 Rf2 38. Rh5 1/2-1/2 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.11"] [Round "10"] [White "Onischuk, Alexander"] [Black "Sevian, Samuel"] [Result "1-0"] [ECO "D85"] [WhiteElo "2665"] [BlackElo "2531"] [EventDate "2015.04.01"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] {D85: Exchange Grünfeld: Unusual White 7th moves and lines with 7 Nf3} 1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. cxd5 Nxd5 5. e4 Nxc3 6. bxc3 Bg7 7. Nf3 c5 8. Be3 Qa5 9. Qd2 Nc6 10. Rb1 a6 11. Rc1 f5 12. Bd3 cxd4 13. Nxd4 Ne5 14. O-O {last book move} Nxd3 15. Qxd3 {Black has the pair of bishops} e5 {Black threatens to win material: e5xd4. Black should quickly conclude development.} 16. Nb3 Qc7 (16... Qxa2 $4 {capturing this pawn is a mistake} 17. Qc4 f4 18. Bc5 $18) 17. Qd5 { Black cannot castle king side} Qc6 18. Qxc6+ bxc6 19. Rfd1 Bf8 (19... O-O 20. Na5 $11) 20. Bc5 (20. Na5 fxe4 21. Rb1 Bg7 $16) 20... Be6 $14 21. Bxf8 Kxf8 22. Na5 {White threatens to win material: Na5xc6} Rc8 23. exf5 gxf5 24. Re1 e4 25. f3 Ke7 (25... Rg8 $5 $16) 26. fxe4 f4 27. Rb1 (27. Rf1 Rhg8 28. Rxf4 Rg5 $18) 27... Rc7 (27... Rhd8 $142 $5 28. Rf1 Rd3 $16) 28. Rb6 $18 Kd6 (28... Kf6 29. Nxc6 Kg7 30. Nd4 $18) 29. e5+ (29. Rd1+ {keeps an even firmer grip} Kc5 30. Rb4 Bxa2 $18) 29... Ke7 $2 (29... Kd5 $18) 30. Nxc6+ Kf7 31. Nd4 (31. Rxa6 $5 {and White can already relax} Rf8 $18) 31... Re8 (31... Bc8 $18) 32. Rxa6 (32. Rxa6 Bc4 33. Rf6+ Kg8 34. a4 $18) (32. Nxe6 $6 {is clearly inferior} Rxe6 33. Rb4 Kg6 $18) 1-0 [Event "USA-ch"] [Site "Saint Louis"] [Date "2015.04.12"] [Round "11"] [White "Nakamura, Hikaru"] [Black "Onischuk, Alexander"] [Result "1-0"] [ECO "C44"] [WhiteElo "2798"] [BlackElo "2665"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [EventCategory "16"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. e4 e5 2. Nf3 Nc6 3. d4 exd4 4. Bc4 Nf6 5. e5 d5 6. Bb5 Ne4 7. Nxd4 Bc5 8. Be3 O-O 9. Nxc6 bxc6 10. Bxc5 Nxc5 11. Bxc6 Rb8 12. O-O Rxb2 13. Qxd5 Qxd5 14. Bxd5 Rxc2 15. Na3 Re2 16. Rac1 Nd3 17. Rxc7 Be6 18. Bb3 a5 19. Ra7 Bxb3 20. axb3 Rxe5 21. Nc4 Rb5 22. Rb1 Nc5 23. Nxa5 Re8 24. g3 g6 25. b4 Nd3 26. Nc6 Re2 27. Rd7 Nxf2 28. Nd4 Nh3+ 29. Kh1 Nf2+ 30. Kg2 Nd1+ 31. Nxe2 1-0 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.01"] [Round "1"] [White "Foisor, Sabina Francesca"] [Black "Krush, Irina"] [Result "1/2-1/2"] [ECO "E35"] [WhiteElo "2276"] [BlackElo "2477"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. cxd5 exd5 6. Bg5 h6 7. Bh4 O-O 8. Nf3 c5 9. e3 Be6 10. dxc5 Nc6 11. Bb5 g5 12. Bxc6 bxc6 13. Bg3 Ne4 14. O-O Nxc3 15. a3 Ne2+ 16. Qxe2 Bxc5 17. Rac1 Qe7 18. b4 Bb6 19. Rxc6 Rfc8 20. Rfc1 Rxc6 21. Rxc6 Rc8 22. Qc2 Rxc6 23. Qxc6 g4 24. Bh4 Qf8 25. Ne5 Qg7 26. Qd6 Qh7 27. h3 gxh3 28. Bf6 Qb1+ 29. Kh2 Qc2 30. Qc6 Qxc6 31. Nxc6 hxg2 32. a4 Bd7 33. b5 Kf8 34. Nb4 Bh3 35. Nxd5 Ke8 36. Bd4 Be6 37. Nf4 Bb3 38. a5 Bxa5 39. Bxa7 Bc7 40. Kxg2 Bxf4 41. exf4 Ba4 1/2-1/2 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.02"] [Round "2"] [White "Goletiani, Rusudan"] [Black "Foisor, Sabina Francesca"] [Result "1-0"] [ECO "A12"] [WhiteElo "2311"] [BlackElo "2276"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. c4 c6 2. Nf3 d5 3. b3 Bg4 4. e3 Nf6 5. Bb2 e6 6. h3 Bh5 7. Be2 Nbd7 8. Nc3 Bd6 9. cxd5 exd5 10. Nd4 Bg6 11. O-O O-O 12. Nf3 h6 13. d3 Qe7 14. Qd2 Rfe8 15. Rfe1 Rad8 16. Rad1 Nf8 17. Qc1 Ne6 18. Nb1 a5 19. a3 Nc5 20. Qc3 Qc7 21. Nbd2 Rc8 22. Nf1 Qb6 23. N1d2 Qa7 24. Qc2 Ne6 25. Bxf6 gxf6 26. Qb2 Kg7 27. Rc1 Nf8 28. Nh4 Rc7 29. Ndf3 Ne6 30. Nh2 Be5 31. Qa2 f5 32. N2f3 Bf6 33. Bf1 Rce7 34. Qd2 Nc5 35. Qc2 Ne6 36. g3 d4 37. e4 fxe4 38. dxe4 Ng5 39. Nxg5 hxg5 40. Nxg6 fxg6 41. Bd3 Qb8 42. Qd2 Rh8 43. Bf1 Qe5 44. b4 axb4 45. axb4 Qd6 46. Bg2 Qd7 47. Rc5 Ree8 48. e5 Bd8 49. Rc4 Bb6 50. Qxg5 Qe6 51. Bf1 Rh5 52. Qf6+ Qxf6 53. exf6+ Kf7 54. Rxe8 Kxe8 55. b5 Rxb5 56. Rc1 Rf5 57. Rb1 Bc5 58. Bd3 Rxf6 59. Rxb7 Be7 60. h4 c5 61. Kg2 Kf8 62. Bc4 Rd6 63. Rb3 Kg7 64. f4 Rd7 65. Kf3 Ra7 66. Ke4 Ra1 67. Kd5 Re1 68. Rb7 Kf8 69. g4 Bxh4 70. Kxc5 Re7 71. Rb8+ Re8 72. Rb7 Re7 73. Rb3 Bf2 74. Bd3 Rf7 75. f5 gxf5 76. gxf5 Kg7 77. Kd5 Rf8 78. Rb7+ Rf7 79. Rb6 Rf6 80. Rb2 Be3 81. Ke5 Rf8 82. f6+ Kh6 83. Kf5 Kh7 84. Rh2+ Bh6 85. Ke6+ Kg8 86. Rxh6 Re8+ 87. Kf5 Rc8 88. Kg6 1-0 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.03"] [Round "3"] [White "Foisor, Sabina Francesca"] [Black "Sharevich, Anna"] [Result "1-0"] [ECO "D00"] [WhiteElo "2276"] [BlackElo "2267"] [EventDate "2015.04.01"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] {D02: 1 d4 d5 2 Nf3 sidelines, including 2...Nf6 3 g3 and 2...Nf6 3 Bf4} 1. d4 d5 2. Bf4 Nf6 3. e3 c5 4. c3 Nc6 5. Nd2 e6 6. Ngf3 Bd6 7. Bg3 O-O 8. Bd3 b6 9. Qe2 Qc7 {last book move} 10. e4 dxe4 11. Nxe4 Nxe4 12. Bxe4 f5 13. Bxd6 Qxd6 14. dxc5 Qxc5 15. Bxc6 Qxc6 16. O-O-O a5 (16... Bb7 17. Nd4 Qxg2 18. Rhg1 $11 ( 18. Nxe6 $143 Bf3 19. Qc4 Rac8 $15)) 17. Rhe1 $14 a4 18. a3 Qc7 (18... Ra7 19. Rd4 $14) 19. Rd4 (19. Qe5 Qb7 $16) 19... Ra5 $14 20. Kb1 f4 21. Ka1 (21. Qd1 e5 22. Rd5 Bf5+ 23. Ka1 e4 $16) 21... g6 (21... e5 $5 {should be investigated more closely} 22. Qc4+ Qxc4 23. Rxc4 Bb7 24. Nxe5 Re8 $14) 22. Qc2 Bd7 23. Qd2 Bc8 24. Rd6 Rc5 25. Re4 b5 (25... Rc4 26. Red4 $14) 26. h4 (26. Ne5 f3 27. Nxf3 Rcf5 $16) 26... Rc4 27. Re1 b4 (27... Rc6 $142 $5 28. Rd4 Rc5 $16) 28. axb4 $18 Rc6 29. Rd1 a3 $2 (29... Rxd6 $142 30. Qxd6 Qxd6 31. Rxd6 Kf7 $18) 30. Rxc6 axb2+ 31. Kxb2 Qxc6 32. Qd6 Qe4 (32... Qxd6 33. Rxd6 Kf7 34. c4 $18) 33. Qe5 ( 33. Qc7 {might be the shorter path} e5 34. Qxe5 Qc4 $18) 33... Qc6 (33... Qb7 34. Rd4 Qa7 35. Qd6 $18) 34. Rd6 Qc4 (34... Qe8 35. Rd4 $18) 35. Nd2 Qc7 36. Rxe6 Qd8 (36... Qxe5 {does not save the day} 37. Rxe5 f3 38. gxf3 $18) 37. Rd6 Qxh4 (37... Qe8 {what else?} 38. Qd5+ Qf7 39. Qxf7+ Kxf7 $18) 38. Ne4 Bf5 39. Nf6+ Kf7 40. Qd4 Be6 41. Nd5 Bxd5 (41... Re8 {is the last straw} 42. Qa7+ Kg8 $18) 42. Rd7+ Ke8 (42... Ke6 {does not win a prize} 43. Qxd5+ Kf6 44. Qd6+ Kg5 45. Qxf8 Qxf2+ 46. Kb3 Qxg2 47. Qe7+ Kg4 48. Qe6+ Kg3 49. b5 $18) 43. Rxd5 (43. Qxd5 Qe7 44. Rxe7+ Kxe7 45. Qe5+ Kd7 46. Qg7+ Ke8 47. Qxh7 Rf6 48. Qg8+ Ke7 49. Qg7+ Rf7 50. Qxg6 Rf6 51. Qe4+ Re6 52. Qxf4 Rf6 53. Qe5+ Kf7 54. Qxf6+ Kxf6 $18 ) 43... Qf6 (43... Rf7 {a fruitless try to alter the course of the game} 44. Qh8+ Rf8 45. Qg7 $18) 44. Qc4 Qb6 (44... f3 {a last effort to resist the inevitable} 45. Qc7 Qe7 $18) 45. Qe4+ Kf7 46. Rd7+ Kg8 47. Qe7 (47. Qe7 Qxf2+ 48. Kb3 Qa2+ 49. Kxa2 Ra8+ 50. Kb1 Ra1+ 51. Kxa1 g5 52. Qg7#) 1-0 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.04"] [Round "4"] [White "Wang, Annie"] [Black "Foisor, Sabina Francesca"] [Result "0-1"] [ECO "D13"] [WhiteElo "1901"] [BlackElo "2276"] [EventDate "2015.04.01"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] {D13: Slav Defence: Exchange variation without ...Bf5} 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nf3 Nf6 5. Nc3 Nc6 6. Bf4 Nh5 7. Be5 f6 8. Bg3 Nxg3 9. hxg3 e5 10. e3 e4 11. Nd2 Be6 {last book move} 12. a3 {Consolidates b4} Be7 (12... Bf7 13. Qg4 $11) 13. Be2 (13. Ndxe4 dxe4 14. d5 Bf5 $14) 13... O-O 14. b4 (14. Ndxe4 dxe4 15. d5 Qb6 $11) 14... f5 15. Nb3 Bf7 16. Rc1 (16. Nc5 $5 Rb8 17. Qd2 $11) 16... a5 $15 {Black threatens to win material: a5xb4} 17. b5 {White threatens to win material: b5xc6} Na7 18. a4 b6 {Covers c5} 19. Bh5 g6 {Black threatens to win material: g6xh5} 20. Be2 Qd6 21. O-O h5 22. Qe1 Rae8 23. Nb1 (23. Rc2 Kg7 $15) 23... Bd8 24. Rc2 Kg7 25. Qc1 Rh8 26. f4 $2 (26. Qa3 $142 Be7 27. Qxd6 Bxd6 28. Rfc1 $17) 26... exf3 $19 27. Rxf3 Qb4 28. N3d2 Bg5 29. Nf1 Rc8 30. Rxc8 $2 (30. Nc3 Rc7 31. Na2 Rxc2 32. Qxc2 $19) 30... Rxc8 (30... Nxc8 $6 31. Nbd2 $19) 31. Qd1 Qb2 32. Qd3 (32. Bd3 {is still a small chance} Rc1 33. Qd2 Qxd2 34. Nbxd2 $19) 32... Rc1 33. Nbd2 Rc3 (33... Qb4 $142 {and Black has prevailed} 34. Kf2 Qxa4 35. Nb3 $19) 34. Qb1 Qa3 35. Qe1 (35. Bd1 $19 {hoping against hope}) 35... Rc1 36. Qf2 Qxa4 37. Bd3 Be6 38. Qe2 (38. Bxf5 {cannot change destiny} Bxf5 39. Rxf5 gxf5 40. Qxf5 Be7 41. Qe5+ Bf6 42. Qxd5 Qb4 43. Qb7+ Qe7 44. Qxb6 Nc8 45. Qxa5 Qxe3+ 46. Kh2 Qxd4 $19) 38... Qb4 (38... Qd1 39. Rf2 Qxe2 40. Rxe2 $19 (40. Bxe2 $4 Bxe3 41. g4 fxg4 $19)) 39. Kh2 (39. Rf2 { hardly improves anything} Qb2 $19) 39... a4 40. Rf2 a3 41. Nf3 Bf6 42. Nh4 (42. Qa2 {doesn't do any good} Qc3 43. Rd2 Be7 $19) 42... Bxh4 43. gxh4 Bd7 44. Qf3 (44. Ng3 {cannot undo what has already been done} Qe7 45. Rf1 Rxf1 46. Nxf1 Qxh4+ 47. Kg1 Qe7 $19) 44... Qd6+ 45. Ng3 (45. g3 {doesn't change the outcome of the game} Nxb5 46. Nd2 a2 $19) 45... Nxb5 46. Qe2 Nc7 (46... Qe7 $5 {seems even better} 47. Nf1 Qb4 48. Qf3 Qd6+ 49. g3 $19) 47. Qd2 Rc6 48. Rf4 (48. Rf1 {doesn't get the bull off the ice} b5 49. Rb1 g5 $19) 48... Ne6 (48... b5 $142 {and Black can already relax} 49. Be2 $19) 49. Rf3 Rc8 50. Kg1 Nf8 51. Qf2 (51. Bb1 {is not the saving move} b5 $19) 51... Rc1+ 52. Kh2 (52. Bf1 {does not help much} Ra1 53. Qc2 b5 $19) 52... Nh7 53. Qd2 Rc7 54. Kg1 Nf6 55. Ne2 b5 56. Bb1 (56. Nc1 {is no salvation} Ng4 57. Rf4 Qe7 $19) 56... b4 57. Qd3 (57. Rf1 { doesn't change anything anymore} Bb5 58. Bd3 Bxd3 59. Qxd3 Ng4 $19) 57... Ne4 58. Qb3 (58. Rf1 $19 {is one last hope}) 58... Nd2 (58... Nd2 59. Qd1 Nxf3+ 60. gxf3 Qe7 $19) 0-1 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.05"] [Round "5"] [White "Foisor, Sabina Francesca"] [Black "Melekhina, Alisa"] [Result "1/2-1/2"] [ECO "A43"] [WhiteElo "2276"] [BlackElo "2235"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 Nf6 2. Nf3 c5 3. d5 d6 4. Nc3 g6 5. e4 Bg7 6. Be2 O-O 7. O-O Nfd7 8. Bf4 Na6 9. Nd2 Rb8 10. a4 Nc7 11. Nc4 Ne5 12. Nxe5 dxe5 13. Bg5 Qd6 14. Bxe7 Qxe7 15. d6 Qd8 16. dxc7 Qxc7 17. Bc4 b6 18. Qe2 Be6 19. Bd5 Rfc8 20. Qc4 Qe7 21. Rfd1 Rc7 22. Rd3 Bd7 23. Rad1 Be8 24. b3 Kh8 25. Rf3 h6 26. Qe2 Rd8 27. Bc4 Rxd1+ 28. Qxd1 Rd7 29. Nd5 Rd6 30. Rd3 Qh4 31. f3 Bc6 32. Ne3 Rxd3 33. Qxd3 Qe7 34. Bd5 Bd7 35. g3 h5 36. Kf2 h4 37. Bc4 Bh6 38. Ng2 hxg3+ 39. hxg3 Bh3 40. Ne1 Be6 41. Bxe6 fxe6 42. Qc3 Qd6 43. Nd3 Bg7 44. Nb2 Kg8 45. Qd3 Qe7 46. Nc4 Qg5 47. Qd7 Qc1 48. Qxe6+ Kh7 49. Qh3+ Kg8 50. Qc8+ Kh7 51. Qh3+ Kg8 52. Qe6+ Kh7 53. Qd7 Qxc2+ 54. Nd2 Kg8 55. Ke2 Bh6 56. Qe8+ Kh7 57. Qf7+ Kh8 58. f4 Bg7 59. Qxg6 exf4 60. Qh5+ Kg8 61. Qd5+ Kf8 62. gxf4 Bc3 63. Qd3 Qb2 64. e5 Bxd2 65. Qd8+ Kg7 66. Qxd2 Qxb3 67. f5 Qc4+ 68. Kf3 Qb3+ 69. Kf2 Qxa4 70. Qg5+ Kf8 71. Qd8+ Qe8 72. Qd5 Qh5 73. e6 Qh4+ 74. Ke3 Qe1+ 75. Kd3 Qd1+ 76. Kc4 Qa4+ 77. Kc3 Qa3+ 78. Kc2 Qa4+ 79. Kd2 Qf4+ 80. Ke2 Qg4+ 81. Ke3 Qg1+ 82. Ke2 Qg4+ 83. Kf1 Qf4+ 84. Ke1 Qg3+ 85. Kd1 Qg4+ 86. Kc1 Qf4+ 87. Kc2 Qa4+ 88. Kc1 Qf4+ 89. Kc2 Qa4+ 90. Kc1 1/2-1/2 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.07"] [Round "6"] [White "Abrahamyan, Tatev"] [Black "Foisor, Sabina Francesca"] [Result "1-0"] [ECO "C77"] [WhiteElo "2322"] [BlackElo "2276"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 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. Nbd2 Na5 10. Bc2 c5 11. Re1 Qc7 12. h3 Re8 13. Nf1 h6 14. d4 Bd7 15. Ng3 Bf8 16. b3 Nc6 17. d5 Ne7 18. Be3 Ng6 19. Nh2 Qc8 20. Nh5 Nh7 21. Ng4 Be7 22. Ng3 Nh4 23. f3 Bg5 24. Qd2 Rf8 25. b4 c4 26. a4 a5 27. bxa5 Rxa5 28. axb5 Rxb5 29. Ra7 Rb7 30. Rea1 Qc7 31. Qf2 Bxe3 32. Qxe3 Bxg4 33. hxg4 Qb6 34. Qxb6 Rxb6 35. Nf1 Rb2 36. Ne3 h5 37. gxh5 Nf6 38. R1a2 Rxa2 39. Rxa2 Nxh5 40. Ra6 Rd8 41. Nxc4 Ng3 42. Nxd6 Ne2+ 43. Kf2 Nxc3 44. g3 Ng6 45. Ke3 Ne7 46. Kd2 Ncxd5 47. exd5 Nxd5 48. Bb3 Nc7 49. Rb6 Kf8 50. Ke2 f6 51. Nf5 Nd5 52. Bxd5 Rxd5 53. Rb8+ Kf7 54. Rb7+ Kf8 55. Rb8+ Kf7 56. Rb7+ Kf8 57. Nxg7 Ra5 58. Ke3 Ra4 59. Nf5 Kg8 60. Nh6+ Kh8 61. Ng4 Ra3+ 62. Ke4 f5+ 63. Kxf5 Rxf3+ 64. Kg6 1-0 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.08"] [Round "7"] [White "Foisor, Sabina Francesca"] [Black "Yu, Jennifer R"] [Result "1/2-1/2"] [ECO "D12"] [WhiteElo "2276"] [BlackElo "2180"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 d5 2. c4 c6 3. Nf3 Nf6 4. e3 Bf5 5. cxd5 cxd5 6. Qb3 Qc7 7. Bd2 e6 8. Bb5+ Nc6 9. Bb4 Bd6 10. O-O O-O 11. Bxc6 bxc6 12. Rc1 Rab8 13. Bxd6 Qxd6 14. Qa4 Rxb2 15. Nbd2 Be4 16. Rxc6 Qb8 17. h3 Bxf3 18. Nxf3 Rxf2 19. Kxf2 Qb2+ 20. Kg3 Qxa1 21. Kh2 Qb1 22. Rc3 Qb8+ 23. Ne5 Ne4 24. Rb3 Qc7 25. Qa6 Nc5 26. dxc5 Qxe5+ 27. Kh1 h6 28. c6 Qa1+ 29. Kh2 Qe5+ 30. Kh1 d4 31. Qxa7 dxe3 32. Rxe3 Qa1+ 33. Kh2 Qc1 34. Rg3 Qxc6 35. Qd4 g6 36. Qf6 Qc7 37. h4 Ra8 38. Kh3 Rxa2 39. Rd3 Ra8 40. h5 Qc5 41. hxg6 Qh5+ 42. Kg3 Qxg6+ 43. Qxg6+ fxg6 44. Rd7 Ra5 45. Kf4 Rf5+ 46. Ke4 Rg5 47. Kf3 Rf5+ 48. Ke4 Rf7 49. Rd8+ Kg7 50. Ke5 Re7 51. Rd2 g5 52. g4 Re8 53. Rg2 Kg6 54. Rf2 Re7 55. Ra2 Kg7 56. Ra1 Kg6 57. Rg1 Re8 58. Rf1 Re7 59. Rg1 Kg7 60. Ra1 Kg6 1/2-1/2 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.09"] [Round "8"] [White "Nemcova, Katerina"] [Black "Foisor, Sabina Francesca"] [Result "1/2-1/2"] [ECO "B30"] [WhiteElo "2279"] [BlackElo "2276"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. e4 c5 2. Nf3 Nc6 3. c3 d5 4. exd5 Qxd5 5. d4 e6 6. Be2 Nf6 7. O-O a6 8. Be3 cxd4 9. Nxd4 e5 10. c4 Qd7 11. Nxc6 Qxc6 12. Nc3 Be6 13. Rc1 Be7 14. Qa4 O-O 15. Qxc6 bxc6 16. Na4 Nd7 17. Rfd1 f5 18. f3 Rfd8 19. Nb6 Rab8 20. Nxd7 Rxd7 21. Rxd7 Bxd7 22. Rc2 c5 23. Bd2 Ba4 24. b3 Bc6 25. Bc3 e4 26. Kf2 Kf7 27. Rd2 e3+ 28. Kxe3 Bg5+ 29. f4 Re8+ 30. Kf2 Bxf4 31. Rd3 Bxh2 32. Bf3 Bxf3 33. Kxf3 g5 34. Rd5 Kg6 35. Rxc5 Re6 36. Rd5 Bg1 37. Bd4 g4+ 38. Kg3 Bxd4 39. Rxd4 Kg5 40. Kf2 f4 41. Rd5+ Kh4 42. Rd4 Kg5 43. Rd5+ Kh4 44. Rd4 1/2-1/2 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.10"] [Round "9"] [White "Foisor, Sabina Francesca"] [Black "Virkud, Apurva"] [Result "1-0"] [ECO "D37"] [WhiteElo "2276"] [BlackElo "2132"] [EventDate "2015.04.01"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] {D37: Queen's Gambit Declined: 5 Bf4} 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bf4 O-O 6. Qc2 c5 7. dxc5 dxc4 8. e3 Bxc5 9. Bxc4 Nc6 10. a3 {last book move } a6 {Secures b5} 11. Rd1 {White threatens to win material: Rd1xd8} Bd7 12. Ba2 Be7 13. O-O b5 (13... Rc8 14. Ng5 Na7 15. Be5 $16) 14. Bb1 (14. Ne4 Rc8 15. Qd3 Nxe4 16. Qxe4 Bf6 $16) 14... Qc8 (14... g6 15. Ne4 $16) 15. e4 $16 g6 16. e5 Nh5 17. Bh6 Rd8 18. Ne4 Na5 19. Qe2 Nc4 $2 (19... Bc6 $142 $16) 20. g4 $18 Ng7 (20... f5 21. gxh5 fxe4 22. Bxe4 Be8 23. Rxd8 Qxd8 $18) 21. Bg5 Bxg5 22. Nfxg5 (22. Nexg5 $6 Bc6 $11) 22... h6 (22... Be8 23. Rxd8 Qxd8 24. Nf6+ Kh8 25. Ngxh7 $18) 23. b3 (23. Nf6+ $142 {secures the win} Kf8 24. Ngh7+ Ke7 25. b3 $18) 23... hxg5 24. bxc4 (24. Nf6+ Kf8 25. bxc4 $18 (25. Nxd7+ $6 {is the less attractive alternative} Rxd7 26. Rxd7 Qxd7 27. bxc4 Rd8 $11)) 24... Bc6 $4 { the pressure is too much, Black crumbles} (24... Ne8 $142 25. Qe3 Bc6 26. Nxg5 Rd7 $18) 25. Nf6+ $18 (25. Nxg5 $6 {is clearly weaker} Qc7 26. Qe3 Rxd1 27. Rxd1 Rd8 $16) 25... Kf8 26. Qe3 Bb7 27. Rxd8+ (27. cxb5 $5 {and White can already relax} Qc4 28. Rxd8+ Rxd8 $18) 27... Qxd8 28. cxb5 (28. Qxg5 $142 { keeps an even firmer grip} bxc4 29. Qh6 $18) 28... axb5 $4 {another bit of territory lost.} (28... Ne8 $142 29. Qxg5 Nxf6 30. exf6 Qd5 31. Qxd5 Bxd5 32. bxa6 Rxa6 $16) 29. Qc5+ $18 Qe7 30. Nh7+ Ke8 31. Qxb5+ Kd8 32. Rd1+ Kc8 33. Nf6 (33. Rc1+ $142 {makes it even easier for White} Qc7 34. Rxc7+ Kxc7 35. Qc5+ Kd8 36. Nf6 $18) 33... Qxa3 (33... Qc7 {there is nothing better in the position} 34. Qb4 Bd5 $18) 34. Qc4+ (34. Rd8+ Kc7 35. Rd7+ Kb8 36. Qxb7#) 34... Kb8 ( 34... Qc5 {is not much help} 35. Qxc5+ Bc6 36. Qb6 Bd5 37. Rc1+ Bc6 38. Rxc6#) 35. Nd7+ Ka7 36. Qd4+ (36. Qd4+ Qc5 37. Qxc5+ Ka6 38. Qb6#) 1-0 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.11"] [Round "10"] [White "Foisor, Sabina Francesca"] [Black "Ni, Viktorija"] [Result "0-1"] [ECO "A56"] [WhiteElo "2276"] [BlackElo "2188"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. Be2 Nbd7 7. Be3 O-O 8. h4 Ne8 9. g3 a6 10. a3 Rb8 11. b4 b6 12. Rb1 Qc7 13. Qd2 Ndf6 14. f3 Nh5 15. Bf2 g6 16. Rb3 Neg7 17. Bd3 Bd7 18. Nge2 f5 19. exf5 gxf5 20. Rg1 Rbe8 21. g4 Nf4 22. Nxf4 exf4 23. Kd1 Bf6 24. Qxf4 Be5 25. Qd2 Bd4 26. g5 f4 27. Be4 Nf5 28. Bxf5 Bxf5 29. Bxd4 cxd4 30. Qxd4 Re3 31. Kc1 Qg7 32. Qxg7+ Kxg7 33. Kb2 Rc8 34. Rg2 Rxf3 35. Nd1 Rf1 36. Rd2 Rxc4 37. Rc3 Rxc3 38. Kxc3 Rf3+ 39. Kb2 Rh3 40. b5 axb5 41. Nc3 Bd3 42. h5 Rg3 43. Kb3 Bc4+ 44. Kb4 f3 45. Ne4 Rh3 46. Rf2 Rxh5 47. Nxd6 Bxd5 48. Ne8+ Kg6 49. Nf6 Rh4+ 50. Kxb5 Bc4+ 51. Kxb6 Be2 52. Nd5 Kxg5 53. Nc3 Kf4 54. Nxe2+ Ke3 55. Rxf3+ Kxf3 56. Nc3 Rc4 57. Nd5 Ra4 58. Nf6 h6 59. Kc5 Rxa3 60. Kd5 h5 0-1 [Event "USA-ch (Women)"] [Site "Saint Louis"] [Date "2015.04.12"] [Round "11"] [White "Paikidze, Nazi"] [Black "Foisor, Sabina Francesca"] [Result "1/2-1/2"] [ECO "D14"] [WhiteElo "2333"] [BlackElo "2276"] [EventDate "2015.04.01"] [EventType "tourn"] [EventRounds "11"] [EventCountry "USA"] [Source "Chessbase"] [SourceDate "2015.04.16"] 1. d4 d5 2. c4 c6 3. cxd5 cxd5 4. Nc3 Nf6 5. Bf4 Nc6 6. e3 Bf5 7. Nf3 e6 8. Qb3 Bb4 9. Bb5 O-O 10. Bxc6 Bxc3+ 11. Qxc3 Rc8 12. Ne5 Ng4 13. Nxg4 Bxg4 14. Qb4 Rxc6 15. Qxb7 Qc8 16. Qxc8 Rfxc8 17. O-O a5 18. f3 Bf5 19. g4 Bd3 20. Rf2 Rc2 21. Rd1 Rxf2 22. Kxf2 Rc2+ 23. Kg3 Bg6 24. a3 a4 25. Bd6 f6 26. Bb4 Rxb2 27. Rc1 Rc2 28. Rxc2 Bxc2 29. Bd6 Kf7 30. Kf2 Bb3 1/2-1/2