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Correspondence Chess • AlphaZero vs Stockfish8

AlphaZero plays Stockfish8 in a casual imported game of chess. Stockfish8 resigned after 117 moves. Click to replay, analyse, and discuss the game!

E17 Queen's Indian Defense: Classical Variation, Polugaevsky Gambit

AlphaZero
0Inaccuracies
0Mistakes
0Blunders
10Average centipawn loss
Stockfish8
11Inaccuracies
2Mistakes
0Blunders
16Average centipawn loss
[Event "AlphaZero-SF"] [Site "https://lichess.org/Y6tIfcqu"] [Date "2017.12.06"] [Round "-"] [White "AlphaZero"] [Black "Stockfish8"] [Result "1-0"] [UTCDate "2017.12.06"] [UTCTime "09:28:32"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "E17"] [Opening "Queen's Indian Defense: Classical Variation, Polugaevsky Gambit"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 { [%eval 0.08] } 1... Nf6 { [%eval 0.07] } 2. c4 { [%eval 0.12] } 2... e6 { [%eval 0.17] } 3. Nf3 { [%eval 0.12] } 3... b6 { [%eval 0.14] } 4. g3 { [%eval 0.06] } 4... Bb7 { [%eval 0.17] } 5. Bg2 { [%eval 0.24] } 5... Be7 { [%eval 0.25] } 6. O-O { [%eval 0.26] } 6... O-O { [%eval 0.14] } 7. d5 { [%eval 0.0] } 7... exd5 { [%eval 0.0] } 8. Nh4 { [%eval -0.03] } { E17 Queen's Indian Defense: Classical Variation, Polugaevsky Gambit } 8... c6 { [%eval -0.02] } 9. cxd5 { [%eval 0.0] } 9... Nxd5 { [%eval 0.0] } 10. Nf5 { [%eval 0.0] } 10... Nc7 { [%eval 0.0] } 11. e4 { [%eval 0.07] } 11... Bf6 { [%eval 0.17] } 12. Nd6 { [%eval 0.0] } 12... Ba6 { [%eval 0.03] } 13. Re1 { [%eval 0.11] } 13... Ne8 { [%eval 0.13] } 14. e5 { [%eval -0.09] } 14... Nxd6 { [%eval -0.08] } 15. exf6 { [%eval -0.29] } 15... Qxf6 { [%eval -0.08] } 16. Nc3 { [%eval -0.07] } 16... Nb7 { [%eval 0.0] } 17. Ne4 { [%eval -0.16] } 17... Qg6 { [%eval -0.18] } 18. h4 { [%eval -0.31] } 18... h6 { [%eval -0.08] } 19. h5 { [%eval -0.19] } 19... Qh7 { [%eval 0.16] } 20. Qg4 { [%eval 0.07] } 20... Kh8 { [%eval 0.2] } 21. Bg5 { [%eval 0.33] } 21... f5 { [%eval 0.25] } 22. Qf4 { [%eval 0.0] } 22... Nc5? { (0.00 → 1.04) Mistake. Best move was hxg5. } { [%eval 1.04] } (22... hxg5 23. Nxg5 Qxh5 24. g4 Qg6 25. gxf5 Kg8 26. Re8 Qd6 27. Rxf8+ Kxf8 28. Qg4 Qh6 29. Re1) 23. Be7 { [%eval 0.99] } 23... Nd3?! { (0.99 → 1.52) Inaccuracy. Best move was Ne6. } { [%eval 1.52] } (23... Ne6 24. Qd6) 24. Qd6 { [%eval 1.67] } 24... Nxe1? { (1.67 → 2.75) Mistake. Best move was fxe4. } { [%eval 2.75] } (24... fxe4 25. Bxe4) 25. Rxe1 { [%eval 2.59] } 25... fxe4 { [%eval 2.43] } 26. Bxe4 { [%eval 2.55] } 26... Rf5 { [%eval 2.33] } 27. Bh4 { [%eval 1.64] } 27... Bc4?! { (1.64 → 2.36) Inaccuracy. Best move was Bb5. } { [%eval 2.36] } (27... Bb5 28. g4) 28. g4 { [%eval 1.91] } 28... Rd5?! { (1.91 → 2.68) Inaccuracy. Best move was Qg8. } { [%eval 2.68] } (28... Qg8 29. Bxf5 Na6 30. Re7 Be6 31. Bxe6 dxe6 32. Qe5 Rf8 33. Rxe6 Kh7 34. Be7 Nc5 35. Rxc6) 29. Bxd5 { [%eval 2.53] } 29... Bxd5 { [%eval 2.54] } 30. Re8+ { [%eval 2.6] } 30... Bg8 { [%eval 1.97] } 31. Bg3 { [%eval 1.71] } 31... c5?! { (1.71 → 2.60) Inaccuracy. Best move was b5. } { [%eval 2.6] } (31... b5 32. Qf8 a5 33. Be5 d6 34. Qxd6 b4 35. Qe6 a4 36. Bxb8 b3 37. axb3 axb3 38. Qxb3) 32. Qd5 { [%eval 2.6] } 32... d6 { [%eval 2.6] } 33. Qxa8 { [%eval 2.52] } 33... Nd7 { [%eval 2.53] } 34. Qe4 { [%eval 2.5] } 34... Nf6 { [%eval 2.6] } 35. Qxh7+ { [%eval 2.6] } 35... Kxh7 { [%eval 2.6] } 36. Re7 { [%eval 2.6] } 36... Nxg4 { [%eval 2.6] } 37. Rxa7 { [%eval 2.46] } 37... Nf6 { [%eval 2.6] } 38. Bxd6 { [%eval 2.6] } 38... Be6 { [%eval 2.56] } 39. Be5 { [%eval 2.25] } 39... Nd7 { [%eval 2.2] } 40. Bc3 { [%eval 2.14] } 40... g6 { [%eval 2.07] } 41. Bd2 { [%eval 1.79] } 41... gxh5 { [%eval 1.82] } 42. a3 { [%eval 1.83] } 42... Kg6 { [%eval 1.77] } 43. Bf4 { [%eval 1.8] } 43... Kf5 { [%eval 1.92] } 44. Bc7 { [%eval 1.75] } 44... h4 { [%eval 1.87] } 45. Ra8 { [%eval 1.76] } 45... h5 { [%eval 1.94] } 46. Rh8 { [%eval 1.87] } 46... Kg6 { [%eval 1.85] } 47. Rd8 { [%eval 1.66] } 47... Kf7 { [%eval 1.76] } 48. f3 { [%eval 1.69] } 48... Bf5 { [%eval 1.99] } 49. Bh2 { [%eval 1.64] } 49... h3 { [%eval 1.99] } 50. Rh8 { [%eval 1.99] } 50... Kg6 { [%eval 1.99] } 51. Re8 { [%eval 1.71] } 51... Kf7 { [%eval 1.92] } 52. Re1 { [%eval 1.95] } 52... Be6 { [%eval 1.92] } 53. Bc7 { [%eval 1.82] } 53... b5 { [%eval 2.1] } 54. Kh2 { [%eval 2.0] } 54... Kf6 { [%eval 2.05] } 55. Re3 { [%eval 2.09] } 55... Ke7 { [%eval 2.04] } 56. Re4 { [%eval 1.96] } 56... Kf7 { [%eval 2.02] } 57. Bd6 { [%eval 2.04] } 57... Kf6 { [%eval 2.02] } 58. Kg3 { [%eval 1.89] } 58... Kf7 { [%eval 1.94] } 59. Kf2 { [%eval 1.94] } 59... Bf5 { [%eval 1.79] } 60. Re1 { [%eval 1.81] } 60... Kg6 { [%eval 2.16] } 61. Kg1 { [%eval 1.88] } 61... c4 { [%eval 2.19] } 62. Kh2 { [%eval 2.23] } 62... h4 { [%eval 2.43] } 63. Be7 { [%eval 2.37] } 63... Nb6 { [%eval 2.35] } 64. Bxh4 { [%eval 2.35] } 64... Na4 { [%eval 2.35] } 65. Re2 { [%eval 2.19] } 65... Nc5?! { (2.19 → 2.95) Inaccuracy. Best move was Bd3. } { [%eval 2.95] } (65... Bd3 66. Rf2) 66. Re5 { [%eval 2.92] } 66... Nb3 { [%eval 3.0] } 67. Rd5 { [%eval 2.92] } 67... Be6 { [%eval 3.13] } 68. Rd6 { [%eval 3.02] } 68... Kf5 { [%eval 3.12] } 69. Be1 { [%eval 3.03] } 69... Ke5 { [%eval 3.12] } 70. Rb6 { [%eval 3.08] } 70... Bd7 { [%eval 3.06] } 71. Kg3 { [%eval 3.0] } 71... Nc1 { [%eval 2.99] } 72. Rh6 { [%eval 2.91] } 72... Kd5 { [%eval 2.9] } 73. Bc3 { [%eval 2.62] } 73... Bf5 { [%eval 2.88] } 74. Rh5 { [%eval 2.74] } 74... Ke6 { [%eval 2.75] } 75. Kf2 { [%eval 2.78] } 75... Nd3+ { [%eval 2.75] } 76. Kg1 { [%eval 2.62] } 76... Nf4 { [%eval 2.69] } 77. Rh6+ { [%eval 2.38] } 77... Ke7 { [%eval 2.21] } 78. Kh2 { [%eval 2.3] } 78... Nd5?! { (2.30 → 2.94) Inaccuracy. Best move was Bd7. } { [%eval 2.94] } (78... Bd7 79. Be5 Nd3 80. Rh7+ Kd8 81. Rh5 Nf2 82. Kg3 Nh1+ 83. Kf4 Nf2 84. Rh8+ Ke7 85. Rh7+) 79. Kg3 { [%eval 2.78] } 79... Be6 { [%eval 2.79] } 80. Rh5 { [%eval 2.68] } 80... Ke8?! { (2.68 → 3.46) Inaccuracy. Best move was Kd6. } { [%eval 3.46] } (80... Kd6 81. f4 Ne3 82. Bb4+ Kc6 83. Rc5+ Kd7 84. Rxb5 Nf5+ 85. Kh2 Ne3 86. Kg1 Bd5 87. Rc5) 81. Re5 { [%eval 3.51] } 81... Kf7 { [%eval 3.21] } 82. Bd2 { [%eval 3.43] } 82... Ne7 { [%eval 3.45] } 83. Bb4 { [%eval 3.41] } 83... Nd5 { [%eval 3.39] } 84. Bc3 { [%eval 3.21] } 84... Ke7 { [%eval 3.26] } 85. Bd2 { [%eval 3.18] } 85... Kf6?! { (3.18 → 3.84) Inaccuracy. Best move was Kf7. } { [%eval 3.84] } (85... Kf7 86. f4) 86. f4 { [%eval 3.88] } 86... Ne7 { [%eval 3.7] } 87. Rxb5 { [%eval 3.84] } 87... Nf5+ { [%eval 3.78] } 88. Kh2 { [%eval 3.67] } 88... Ke7 { [%eval 3.64] } 89. Ra5 { [%eval 3.48] } 89... Nh4?! { (3.48 → 4.12) Inaccuracy. Best move was c3. } { [%eval 4.12] } (89... c3 90. Bxc3 Ne3 91. f5 Nxf5 92. Kxh3 Nd6+ 93. Kg3 Kd7 94. Kf4 Bb3 95. Be5 Nc8 96. Ke4) 90. Bb4+ { [%eval 3.95] } 90... Kf7 { [%eval 4.31] } 91. Rh5 { [%eval 4.09] } 91... Nf3+ { [%eval 4.16] } 92. Kg3 { [%eval 3.96] } 92... Kg6?! { (3.96 → 4.55) Inaccuracy. Best move was Nd4. } { [%eval 4.55] } (92... Nd4 93. a4) 93. Rh8 { [%eval 4.17] } 93... Nd4?! { (4.17 → 5.14) Inaccuracy. Best move was h2. } { [%eval 5.14] } (93... h2 94. a4) 94. Bc3 { [%eval 5.01] } 94... Nf5+ { [%eval 5.06] } 95. Kxh3 { [%eval 4.87] } 95... Bd7 { [%eval 4.82] } 96. Kh2 { [%eval 4.34] } 96... Kf7 { [%eval 4.35] } 97. Rb8 { [%eval 4.24] } 97... Ke6 { [%eval 4.18] } 98. Kg1 { [%eval 4.11] } 98... Bc6 { [%eval 4.41] } 99. Rb6 { [%eval 4.37] } 99... Kd5 { [%eval 4.31] } 100. Kf2 { [%eval 4.24] } 100... Bd7 { [%eval 4.21] } 101. Ke1 Ke4 102. Bd2 Kd5 103. Rf6 Nd6 104. Rh6 Nf5 105. Rh8 Ke4 106. Rh7 Bc8 107. Rc7 Ba6 108. Rc6 Bb5 109. Rc5 Bd7 110. Rxc4+ Kd5 111. Rc7 Kd6 112. Rc3 Ke6 113. Rc5 Nd4 114. Be3 Nf5 115. Bf2 Nd6 116. Rc3 Ne4 117. Rd3 { Black resigns. } 1-0