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Correspondence Chess • AlphaZero vs Stockfish8

AlphaZero plays Stockfish8 in a casual imported game of chess. Stockfish8 resigned after 70 moves. Click to replay, analyse, and discuss the game!

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

AlphaZero
2 Inaccuracies
1 Mistakes
0 Blunders
22 Average centipawn loss
Stockfish8
8 Inaccuracies
3 Mistakes
1 Blunders
34 Average centipawn loss
[Event "AlphaZero-SF"] [Site "https://lichess.org/ZMuecDNu"] [Date "2017.12.06"] [Round "-"] [White "AlphaZero"] [Black "Stockfish8"] [Result "1-0"] [UTCDate "2017.12.06"] [UTCTime "09:28:39"] [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. Nf3 { [%eval 0.17] } 2... e6 { [%eval 0.08] } 3. c4 { [%eval 0.12] } 3... b6 { [%eval 0.14] } 4. g3 { [%eval 0.06] } 4... Be7 { [%eval 0.08] } 5. Bg2 { [%eval 0.3] } 5... Bb7 { [%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 0.0] } { E17 Queen's Indian Defense: Classical Variation, Polugaevsky Gambit } 8... c6 { [%eval 0.0] } 9. cxd5 { [%eval 0.0] } 9... Nxd5 { [%eval 0.0] } 10. Nf5 { [%eval 0.0] } 10... Nc7 { [%eval 0.0] } 11. e4 { [%eval -0.01] } 11... Bf6 { [%eval 0.0] } 12. Nd6 { [%eval -0.05] } 12... Ba6 { [%eval 0.0] } 13. Re1 { [%eval 0.03] } 13... Ne8 { [%eval 0.16] } 14. e5 { [%eval 0.0] } 14... Nxd6 { [%eval 0.0] } 15. exf6 { [%eval -0.18] } 15... Qxf6 { [%eval 0.0] } 16. Nc3 { [%eval -0.2] } 16... Bc4 { [%eval 0.0] } 17. h4 { [%eval -0.13] } 17... h6 { [%eval -0.04] } 18. b3 { [%eval -0.17] } 18... Qxc3 { [%eval -0.23] } 19. Bf4 { [%eval -0.25] } 19... Nb7 { [%eval -0.01] } 20. bxc4 { [%eval -0.15] } 20... Qf6 { [%eval 0.0] } 21. Be4 { [%eval 0.08] } 21... Na6 { [%eval 0.07] } 22. Be5 { [%eval 0.0] } 22... Qe6 { [%eval 0.05] } 23. Bd3 { [%eval 0.03] } 23... f6 { [%eval 0.15] } 24. Bd4 { [%eval 0.12] } 24... Qf7 { [%eval 0.2] } 25. Qg4 { [%eval 0.09] } 25... Rfd8 { [%eval 0.16] } 26. Re3 { [%eval 0.16] } 26... Nac5 { [%eval 0.21] } 27. Bg6 { [%eval 0.08] } 27... Qf8 { [%eval 0.15] } 28. Rd1 { [%eval 0.0] } 28... Rab8?! { (0.00 → 0.92) Inaccuracy. Best move was Ne6. } { [%eval 0.92] } (28... Ne6 29. Bb2 Kh8 30. Bf5 Qf7 31. Bg6 Qf8) 29. Kg2?! { (0.92 → 0.27) Inaccuracy. Best move was Rf3. } { [%eval 0.27] } (29. Rf3 Ne6 30. Be5 Nec5 31. Bxb8 Rxb8 32. Bf5 Rd8 33. Re3 Nd6 34. Bc2 f5 35. Qg6 Nxc4) 29... Ne6 { [%eval 0.35] } 30. Bc3 { [%eval 0.0] } 30... Nbc5 { [%eval 0.35] } 31. Rde1 { [%eval 0.24] } 31... Na4 { [%eval 0.55] } 32. Bd2 { [%eval 0.15] } 32... Kh8 { [%eval 0.15] } 33. f4 { [%eval -0.18] } 33... Qd6 { [%eval 0.0] } 34. Bc1 { [%eval 0.0] } 34... Nd4? { (0.00 → 1.41) Mistake. Best move was Qd4. } { [%eval 1.41] } (34... Qd4 35. Re4) 35. Re7 { [%eval 1.33] } 35... f5 { [%eval 1.37] } 36. Bxf5 { [%eval 1.35] } 36... Nxf5 { [%eval 1.39] } 37. Qxf5 { [%eval 1.12] } 37... Rf8 { [%eval 1.44] } 38. Rxd7 { [%eval 1.15] } 38... Rxf5 { [%eval 1.26] } 39. Rxd6 { [%eval 1.09] } 39... Rf7 { [%eval 1.28] } 40. g4 { [%eval 1.04] } 40... Kg8?! { (1.04 → 1.69) Inaccuracy. Best move was Rc8. } { [%eval 1.69] } (40... Rc8 41. f5) 41. g5 { [%eval 1.52] } 41... hxg5 { [%eval 1.62] } 42. hxg5 { [%eval 1.37] } 42... Nc5 { [%eval 1.67] } 43. Kf3 { [%eval 1.6] } 43... Nb7 { [%eval 1.48] } 44. Rdd1 { [%eval 1.15] } 44... Na5?! { (1.15 → 1.75) Inaccuracy. Best move was Rbf8. } { [%eval 1.75] } (44... Rbf8 45. Re5) 45. Re4 { [%eval 1.8] } 45... c5?! { (1.80 → 2.77) Inaccuracy. Best move was b5. } { [%eval 2.77] } (45... b5 46. cxb5) 46. Bb2 { [%eval 2.46] } 46... Nc6 { [%eval 2.79] } 47. g6 { [%eval 2.75] } 47... Rc7 { [%eval 2.65] } 48. Kg4 { [%eval 2.45] } 48... Nd4 { [%eval 2.68] } 49. Rd2 { [%eval 2.25] } 49... Rf8?! { (2.25 → 3.11) Inaccuracy. Best move was Nc6. } { [%eval 3.11] } (49... Nc6 50. f5) 50. Bxd4 { [%eval 3.08] } 50... cxd4 { [%eval 3.07] } 51. Rdxd4 { [%eval 2.75] } 51... Rfc8?! { (2.75 → 3.71) Inaccuracy. Best move was Rc6. } { [%eval 3.71] } (51... Rc6 52. Kg5) 52. Kg5 { [%eval 3.52] } 52... Rf8 { [%eval 3.7] } 53. Rd2? { (3.70 → 2.00) Mistake. Best move was Re5. } { [%eval 2.0] } (53. Re5 a6 54. f5 b5 55. cxb5 axb5 56. Rxb5 Rc1 57. a4 Rg1+ 58. Rg4 Ra1 59. a5 Re8) 53... Rc6? { (2.00 → 3.50) Mistake. Best move was Rc5+. } { [%eval 3.5] } (53... Rc5+ 54. Kg4) 54. Rd5 { [%eval 3.72] } 54... Rc7 { [%eval 3.71] } 55. f5 { [%eval 3.73] } 55... Rb7 { [%eval 3.65] } 56. a3 { [%eval 3.58] } 56... Rc7 { [%eval 3.35] } 57. a4 { [%eval 2.92] } 57... a6?! { (2.92 → 3.87) Inaccuracy. Best move was Rb7. } { [%eval 3.87] } (57... Rb7 58. Red4 Rbb8 59. Rd7 Rbe8 60. Rxa7 Re5 61. Rf4 Re1 62. a5 bxa5 63. Rxa5 Rc8 64. Rg4) 58. Red4?! { (3.87 → 3.25) Inaccuracy. Best move was a5. } { [%eval 3.25] } (58. a5) 58... Rcc8?! { (3.25 → 3.76) Inaccuracy. Best move was Re7. } { [%eval 3.76] } (58... Re7 59. a5 bxa5 60. c5 Re1 61. Rc4 Rg1+ 62. Kh4 Rh1+ 63. Kg3 Rg1+ 64. Kh3 Rc8 65. c6) 59. Re5 { [%eval 3.57] } 59... Rc7 { [%eval 3.42] } 60. a5 { [%eval 3.1] } 60... Rc5?? { (3.10 → 10.95) Blunder. Best move was bxa5. } { [%eval 10.95] } (60... bxa5 61. Rxa5) 61. Rxc5 { [%eval 10.63] } 61... bxc5 { [%eval 10.51] } 62. Rd6 { [%eval 10.24] } 62... Ra8 { [%eval 10.01] } 63. Re6 { [%eval 10.01] } 63... Kf8 { [%eval 9.89] } 64. Rc6 { [%eval 9.45] } 64... Ke7 { [%eval 9.69] } 65. Kf4 { [%eval 9.6] } 65... Kd7 { [%eval 9.56] } 66. Rxc5 { [%eval 9.12] } 66... Rh8 { [%eval 9.51] } 67. Rd5+ { [%eval 8.76] } 67... Ke7 { [%eval 8.64] } 68. Re5+ { [%eval 6.59] } 68... Kd7? { (6.59 → 9.30) Mistake. Best move was Kd6. } { [%eval 9.3] } (68... Kd6) 69. Re6 { [%eval 9.09] } 69... Rh4+ { [%eval 9.2] } 70. Kg5 { [%eval 8.12] } { Black resigns. } 1-0