[Event "Candidates 2009"] [Site "Memphis"] [Date "2009.01.04"] [Round "4"] [White "Davison, Edgar"] [Black "Sims, Carlos"] [Result "1-0"] [ECO "A48"] [WhiteElo "1851"] [BlackElo "1988"] [Annotator "Fritz 9 (30s)"] [PlyCount "181"] [EventDate "2009.??.??"] {A48: 1 d4 Nf6 2 Nf3 g6: Torre, London and Colle Systems} 1. d4 Nf6 2. Nf3 g6 3. Bf4 d6 4. h3 Bg7 5. e3 O-O 6. Be2 {last book move} c6 7. O-O Qb6 8. Qc1 Bf5 9. Nbd2 Nd5 (9... Rc8 10. Bd3 Bxd3 11. cxd3 $11) 10. Bg5 h6 11. Bh4 g5 { Black threatens to win material: g5xh4} 12. Bg3 Nf6 13. Ne1 (13. Bd3 Bxd3 14. cxd3 Rc8 $14) 13... Nbd7 14. Bd3 Bxd3 15. Nxd3 Nh5 16. Bh2 f5 17. Qd1 Nhf6 18. h4 (18. Qf3 Qa5 19. Rfd1 Qd5 $11) 18... Rae8 19. hxg5 hxg5 20. c3 Ng4 (20... Ne4 21. Qb3+ Qxb3 22. Nxb3 $11) 21. Qb3+ Qxb3 22. axb3 Nxh2 23. Kxh2 a6 24. Nf3 {White threatens to win material: Nf3xg5} Bf6 25. Ra5 (25. Rfe1 Kf7 $15) 25... e6 (25... e5 26. dxe5 dxe5 27. Rd1 $17) 26. Rh1 (26. Re1 e5 27. dxe5 Bd8 $15) 26... Kg7 27. Kg1 Bd8 {Black threatens to win material: Bd8xa5} 28. Ra1 Kg6 { Black king safety dropped} (28... e5 29. dxe5 dxe5 30. Rd1 $17) 29. Nd2 $15 Nf6 30. f3 {Consolidates e4+g4} Bc7 31. Nc4 Nh5 (31... Rh8 32. Rxh8 Rxh8 33. b4 $11 ) 32. Kf2 $11 g4 {This push gains space} 33. Nf4+ Nxf4 34. exf4 e5 35. dxe5 dxe5 36. fxe5 b5 {Black threatens to win material: b5xc4} (36... Bxe5 $5 37. Nxe5+ Rxe5 $11) 37. Rxa6 $14 {White pins: Ra6xc6.} Re6 38. Nd6 {A classical outpost} g3+ 39. Kxg3 Rxe5 40. Rxc6 Rc5 {Clearance to allow c7-d6} 41. Rxc7 ( 41. Rxc5 {Deflection from d6} Bxd6+ {Theme: Double Attack}) 41... Rxc7 42. Nxb5 f4+ 43. Kf2 Rd7 44. Nd4 Rc8 (44... Ra7 45. Re1 $18) 45. Re1 (45. Rh4 {makes it even easier for White} Rxd4 46. cxd4 Rc2+ 47. Kg1 Kg5 $18) 45... Ra8 (45... Ra7 46. Re6+ Kg5 47. b4 $18) 46. Re2 Rh7 47. Ke1 (47. b4 {and White can already relax} Rh1 48. Re6+ Kh7 $18) 47... Rh1+ (47... Ra2 48. Kd1 $18) 48. Kd2 Rg1 49. b4 Ra2 (49... Rc8 {is not much help} 50. b5 $18) 50. Kc2 (50. Kd3 {keeps an even firmer grip} Ra6 $18) 50... Ra6 (50... Ra8 {cannot change destiny} 51. b5 Rg8 52. Kd3 $18) 51. b5 Rd6 52. Kb3 Rf6 (52... Kf7 {cannot undo what has already been done} 53. Kb4 Rf6 54. c4 $18) 53. Kc4 (53. c4 $5 {might be the shorter path} Rd1 54. Re4 Rb6 $18) 53... Rh1 (53... Kf7 {doesn't improve anything} 54. Kc5 Rh1 55. c4 $18) 54. Kc5 (54. Re4 {seems even better} Rb1 55. Kb3 Rg1 $18) 54... Rf8 (54... Kf7 {does not help much} 55. c4 $18) 55. b6 Rc8+ 56. Kb4 (56. Kd6 $142 {makes it even easier for White} Rh7 57. Ne6 Rf7 $18) 56... Rh5 (56... Rb8 {a fruitless try to alter the course of the game} 57. Kb5 Rh5+ 58. Kc6 $18) 57. Re6+ Kf7 58. Rc6 (58. b7 $142 {it becomes clear that White will call all the shots} Rg8 $18) 58... Rb8 59. Rc7+ (59. b3 $142 $18 { seems even better}) 59... Ke8 (59... Kg6 {the only chance to get some counterplay} 60. b7 Rh7 61. Rxh7 Kxh7 $18) 60. b7 Rh8 (60... Rxb7+ {doesn't change the outcome of the game} 61. Rxb7 Rg5 62. Kc4 $18) 61. Rc8+ (61. Rg7 $142 {and White takes home the point} Rxb7+ 62. Rxb7 Rh2 $18) 61... Kd7 62. Rxh8 Rxh8 63. Kb5 (63. Kc5 $142 {might be the shorter path} Kc7 64. Ne6+ Kxb7 65. Nxf4 $18) 63... Rb8 (63... Kc7 {a last effort to resist the inevitable} 64. Ne6+ Kxb7 65. Nxf4 Rh4 $18) 64. Ka6 (64. Kb6 $142 {and White has it in the bag} Rg8 65. Ka7 Rxg2 $18) 64... Kc7 65. Ne6+ Kc6 66. Nd4+ (66. b3 $142 {makes sure everything is clear} Kd7 67. Ka7 Rxb7+ 68. Kxb7 Kxe6 $18) 66... Kc7 67. Ne6+ { Twofold repetition} (67. Nb5+ $142 {keeps an even firmer grip} Kc6 68. Nd6 Kxd6 69. Kb6 $18) 67... Kc6 68. b4 Re8 69. Ka7 Re7 70. Nc5 (70. Nd8+ $142 {and White can already relax} Kb5 71. Ka8 Rxb7 72. Kxb7 $18) 70... Rc7 71. Ka8 (71. Ka6 Rxb7 72. Nxb7 Kd5 73. Na5 Ke6 74. b5 Kd7 75. b6 Kc8 76. b7+ Kb8 77. Nc6+ Kc7 78. b8=Q+ Kxc6 79. Qxf4 Kd7 80. Qf7+ Kc6 81. Qe7 Kd5 82. Qe4+ Kc5 83. Kb7 Kd6 84. g4 Kd7 85. Qe5 Kd8 86. g5 Kd7 87. g6 Kd8 88. Qc7+ Ke8 89. Kc6 Kf8 90. Qf7#) 71... Rxb7 $18 72. Nxb7 Kd5 73. b5 Kc4 74. b6 Kd3 75. Nc5+ Ke2 (75... Kc4 {doesn't change anything anymore} 76. Ne4 Kd3 77. b7 Ke3 78. b8=Q Kd3 79. Qb1+ Kc4 80. Qa2+ Kb5 81. Qb3+ Ka5 82. Qb4+ Ka6 83. Nc5#) 76. Ne6 (76. b7 Kf2 77. b8=Q Kxg2 78. Qxf4 Kf2 79. Ne4+ Ke2 80. c4 Kd3 81. c5 Ke2 82. c6 Kd3 83. c7 Kc4 84. c8=Q+ Kb4 85. Qc3+ Kb5 86. Qf5+ Ka6 87. Qc6#) 76... Kf2 (76... Ke1 { does not win a prize} 77. b7 Kd2 78. b8=Q Kc2 79. c4 Kd3 80. Qb3+ Ke2 81. Nxf4+ Kf2 82. Qb2+ Ke3 83. Nd5+ Kd3 84. Qc3+ Ke2 85. Qc2+ Kf1 86. g4 Ke1 87. Nf4 Kf1 88. Qe2+ Kg1 89. Qg2#) 77. Nxf4 Kg3 (77... Kg1 {doesn't get the bull off the ice} 78. b7 Kf2 79. b8=Q Ke3 80. Qb2 Kxf4 81. Qb8+ Ke3 82. Qb6+ Kd3 83. Qd4+ Ke2 84. f4 Kf1 85. g4 Kg2 86. Qe3 Kh2 87. g5 Kg2 88. Qe4+ Kg3 89. f5 Kh3 90. g6 Kh2 91. g7 Kh3 92. g8=Q Kh2 93. Qeg2#) 78. b7 Kxf4 (78... Kf2 {does not solve anything} 79. b8=Q Ke3 80. Qb2 Kxf4 81. Qb8+ Ke3 82. Qb6+ Kf4 83. Qd6+ Ke3 84. Qd4+ Ke2 85. f4 Ke1 86. g4 Kf1 87. f5 Ke2 88. g5 Kf1 89. g6 Ke2 90. g7 Kf1 91. Qd3+ Kg2 92. g8=Q+ Kh2 93. Qdg3+ Kh1 94. Qh7#) 79. b8=R (79. b8=Q+ Ke3 80. Qb6+ Kf4 81. Qd6+ Ke3 82. Qd4+ Ke2 83. f4 Kf1 84. g4 Kg2 85. f5 Kg3 86. g5 Kh2 87. g6 Kg3 88. g7 Kf3 89. g8=Q Ke2 90. Qg2+ Ke1 91. Qgf2#) 79... Kg3 (79... Ke3 { does not improve anything} 80. Rd8 Kf2 81. c4 Kg3 82. c5 Kxg2 83. c6 Kf2 84. c7 Kg3 85. c8=Q Kf2 86. Rd2+ Ke3 87. Qc3+ Kf4 88. Qf6+ Ke3 89. Qd4+ Kxf3 90. Rf2+ Kg3 91. Qf4+ Kh3 92. Rh2#) 80. Rd8 Kxg2 81. c4 Kxf3 82. c5 Ke4 (82... Kf4 { cannot change what is in store for ?} 83. c6 Ke4 84. c7 Kf3 85. c8=Q Kg3 86. Qc3+ Kf4 87. Qf6+ Ke4 88. Rd4+ Ke3 89. Qf4+ Ke2 90. Rd2+ Ke1 91. Qf2#) 83. c6 Ke3 (83... Kf5 {does not save the day} 84. c7 Kf6 85. c8=Q Ke7 86. Qd7+ Kf6 87. Qc6+ Kg5 88. Rd5+ Kg4 89. Qc4+ Kg3 90. Rd3+ Kh2 91. Qc2+ Kh1 92. Rd1#) 84. c7 Ke2 (84... Kf4 {hardly improves anything} 85. c8=Q Kg3 86. Rd3+ Kf4 87. Qc4+ Kf5 88. Rd5+ Kf6 89. Qc6+ Kg7 90. Rd7+ Kh8 91. Qc8#) 85. c8=Q Ke3 86. Qe6+ Kf4 87. Rf8+ Kg5 88. Qf5+ Kh6 89. Rh8+ Kg7 90. Rh7+ Kg8 91. Qf7# 1-0