lichess.org

FEN
[Event "5th North Am.CC (ACM)"] [Site "https://lichess.org/GPrOuDPh"] [Date "1974.11.12"] [Round "4"] [White "Ribbit"] [Black "Chess 4.0"] [Result "1-0"] [WhiteElo "?"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "B22"] [Opening "Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange"] [Termination "Normal"] [Annotator "lichess.org"] 1. e4 { [%eval 0.23] } 1... c5 { [%eval 0.34] } 2. c3 { [%eval 0.12] } 2... d5 { [%eval 0.12] } 3. exd5 { [%eval 0.13] } 3... Qxd5 { [%eval 0.2] } 4. d4 { [%eval 0.11] } 4... cxd4 { [%eval 0.33] } 5. cxd4 { [%eval 0.28] } 5... Nc6 { [%eval 0.4] } 6. Nf3 { [%eval 0.28] } 6... Bg4 { [%eval 0.27] } { B22 Sicilian Defense: Alapin Variation, Barmen Defense, Central Exchange } 7. Nc3 { [%eval 0.58] } 7... Qd6? { (0.58 → 1.94) Mistake. Best move was Bxf3. } { [%eval 1.94] } (7... Bxf3 8. Nxd5) 8. d5 { [%eval 1.78] } 8... Nb4? { (1.78 → 3.13) Mistake. Best move was Ne5. } { [%eval 3.13] } (8... Ne5 9. Bb5+) 9. Bb5+ { [%eval 3.1] } 9... Bd7 { [%eval 3.8] } 10. Bxd7+ { [%eval 3.62] } 10... Kxd7? { (3.62 → 5.90) Mistake. Best move was Qxd7. } { [%eval 5.9] } (10... Qxd7) 11. Be3?! { (5.90 → 4.49) Inaccuracy. Best move was a3. } { [%eval 4.49] } (11. a3) 11... Qa6?! { (4.49 → 6.30) Inaccuracy. Best move was Na6. } { [%eval 6.3] } (11... Na6 12. Ng5) 12. Ne5+ { [%eval 6.22] } 12... Ke8 { [%eval 5.85] } 13. a3 { [%eval 5.96] } 13... Qd6?! { (5.96 → 17.16) Inaccuracy. Best move was Na2. } { [%eval 17.16] } (13... Na2 14. Rxa2 g6 15. d6 exd6 16. Qd5 dxe5 17. Qxe5+ Ne7 18. Qxh8 Nf5 19. Ra1 Nxe3 20. fxe3) 14. Qa4+ { [%eval 16.29] } 14... Nc6 { [%eval 16.87] } 15. dxc6 { [%eval 16.33] } 15... bxc6 { [%eval 15.78] } 16. Nxc6 { [%eval 15.25] } 16... e5 { [%eval 19.29] } 17. Nxa7+ { [%eval 12.41] } 17... Qd7 { [%eval 11.75] } 18. Qxd7+ { [%eval 6.6] } 18... Kxd7 { [%eval 6.53] } 19. Rd1+ { [%eval 6.29] } 19... Ke6 { [%eval 6.3] } 20. O-O { [%eval 6.4] } 20... Nf6 { [%eval 6.64] } 21. b4 { [%eval 6.33] } 21... Be7 { [%eval 6.97] } 22. h3 { [%eval 6.33] } 22... h5 { [%eval 6.78] } 23. Rfe1 { [%eval 6.39] } 23... h4 { [%eval 7.32] } 24. Rd3 { [%eval 6.25] } 24... e4 { [%eval 7.12] } 25. Bd4 { [%eval 7.03] } 25... Rhe8 { [%eval 7.19] } 26. Bxf6 { [%eval 6.45] } 26... Bxf6 { [%eval 8.58] } 27. Rxe4+ { [%eval 6.8] } 27... Kf5 { [%eval 6.78] } 28. Rxe8 { [%eval 6.71] } 28... Rxe8 { [%eval 6.7] } 29. g4+ { [%eval 6.61] } 29... hxg3 { [%eval 6.56] } 30. fxg3 { [%eval 6.52] } 30... Re1+ { [%eval 6.78] } 31. Kf2 { [%eval 6.51] } 31... Rc1 { [%eval 6.97] } 32. g4+ { [%eval 6.81] } 32... Kg6 { [%eval 6.94] } 33. Ne4 { [%eval 6.87] } 33... Be5 { [%eval 6.8] } 34. b5 { [%eval 6.68] } 34... Rc2+ { [%eval 7.49] } 35. Kf3 { [%eval 7.35] } 35... Rh2 { [%eval 9.39] } 36. Nf2 { [%eval 8.73] } 36... Bf6 { [%eval 19.77] } 37. Rd6 { [%eval 14.73] } 37... Kh7 { [%eval 56.47] } 38. Rd5 { [%eval 10.89] } 38... Bb2 { [%eval 13.45] } 39. Kg3 { [%eval 11.95] } 39... Rxf2 { [%eval 56.14] } 40. Kxf2 { [%eval 19.85] } 40... Bxa3?! { (19.85 → Mate in 15) Checkmate is now unavoidable. Best move was Bc1. } { [%eval #15] } (40... Bc1 41. b6) 41. b6 { [%eval #14] } 41... Bc1 { [%eval #14] } 42. b7 { [%eval #16] } 42... Bf4 { [%eval #16] } 43. Nc6 { [%eval #15] } 43... Bc7 { [%eval #15] } 44. Rd7 { [%eval #14] } 44... Bf4 { [%eval #14] } 45. Rxf7 { [%eval #13] } 45... Bd6 { [%eval #13] } 46. b8=Q { [%eval #12] } 46... Bxb8 { [%eval #12] } 47. Nxb8 { [%eval #12] } 47... Kg6 { [%eval #11] } 48. Rf5 { [%eval #10] } 48... Kh6 { [%eval #10] } 49. Nd7 { [%eval #9] } 49... g6 { [%eval #7] } 50. Rf6 { [%eval #8] } 50... Kg5 { [%eval #5] } 51. Kg3 { [%eval #6] } 51... Kh6 { [%eval #6] } 52. Ne5 { [%eval #6] } 52... Kg7 { [%eval #6] } 53. g5 { [%eval #6] } 53... Kg8 { [%eval #6] } 54. Nxg6 { [%eval #5] } 54... Kh7 { [%eval #5] } 55. h4 { [%eval #5] } 55... Kg8 { [%eval #5] } 56. h5 { [%eval #5] } 56... Kg7 { [%eval #5] } 57. h6+ { [%eval #4] } 57... Kh7 { [%eval #4] } 58. Ne5 { [%eval #3] } 58... Kh8 { [%eval #3] } 59. g6 { [%eval #2] } 59... Kg8 { [%eval #2] } 60. Kg4 { [%eval #1] } 60... Kh8 { [%eval #1] } 61. Rf8# { White wins by checkmate. } 1-0
Reconnecting