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Stockfish 9+wasm
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B00 Nimzowitsch Defense: Williams Variation
1e4d62Nf3Nc63Nc3Nf64Bc4Bg45h3Be66Ng5Bxc47d3Ba68O-Oh69Nf3e610Be3d511exd5exd512Bf4Bd613Bxd6cxd614Re1+Kf815Qe2Qc716b3Re817Qd2Rxe1+18Qxe1Qe719Qd2Na520Qf4Nh521Qg4g622Nxd5Qe623Nc7Qxg424hxg4Nf425c4Kg726d4Nd327d5Rd828Rd1Nf429Rd4Ne2+30Kf1Nxd431Nxd4Rc832Nxa6bxa633g3Re834Nc6Nxc635dxc6Rc836f4Rxc637g5hxg538fxg5f539gxf6+Kxf640g4Rc541Kf2Rg542Kf3Ke543Kg3Ke444Kh4Re545g5Re846a4Rh8+47Kg4Rh548b4Ke549c5d550c6Rh851b5axb552axb5d453Kf3Rf8+54Ke2Ke455c7d3+56Kd2Rf2+57Kc3Rf858Kd2Rc859Kc3Rxc7+60Kd2a561b6Rb762Kc3Rxb663Kd2a464Kc3a365Kd2a266Kc3a1=Q+67Kd2Qb2+68Ke1Qe2#
0-1
Checkmate, Black is victorious
FEN
PGN
[Event "TURNEUL Arena"] [Site "http://chess-academy.net/feGOa8jl"] [Date "2020.01.18"] [Round "-"] [White "EliseiDubcovetchi"] [Black "FRoman"] [Result "0-1"] [UTCDate "2020.01.18"] [UTCTime "17:51:23"] [WhiteElo "1692"] [BlackElo "1578"] [WhiteRatingDiff "-16"] [BlackRatingDiff "+15"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Nimzowitsch Defense: Williams Variation"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 d6 2. Nf3 Nc6 { B00 Nimzowitsch Defense: Williams Variation } 3. Nc3 Nf6 4. Bc4 Bg4 5. h3 Be6 6. Ng5 Bxc4 7. d3 Ba6 8. O-O h6 9. Nf3 e6 10. Be3 d5 11. exd5 exd5 12. Bf4 Bd6 13. Bxd6 cxd6 14. Re1+ Kf8 15. Qe2 Qc7 16. b3 Re8 17. Qd2 Rxe1+ 18. Qxe1 Qe7 19. Qd2 Na5 20. Qf4 Nh5 21. Qg4 g6 22. Nxd5 Qe6 23. Nc7 Qxg4 24. hxg4 Nf4 25. c4 Kg7 26. d4 Nd3 27. d5 Rd8 28. Rd1 Nf4 29. Rd4 Ne2+ 30. Kf1 Nxd4 31. Nxd4 Rc8 32. Nxa6 bxa6 33. g3 Re8 34. Nc6 Nxc6 35. dxc6 Rc8 36. f4 Rxc6 37. g5 hxg5 38. fxg5 f5 39. gxf6+ Kxf6 40. g4 Rc5 41. Kf2 Rg5 42. Kf3 Ke5 43. Kg3 Ke4 44. Kh4 Re5 45. g5 Re8 46. a4 Rh8+ 47. Kg4 Rh5 48. b4 Ke5 49. c5 d5 50. c6 Rh8 51. b5 axb5 52. axb5 d4 53. Kf3 Rf8+ 54. Ke2 Ke4 55. c7 d3+ 56. Kd2 Rf2+ 57. Kc3 Rf8 58. Kd2 Rc8 59. Kc3 Rxc7+ 60. Kd2 a5 61. b6 Rb7 62. Kc3 Rxb6 63. Kd2 a4 64. Kc3 a3 65. Kd2 a2 66. Kc3 a1=Q+ 67. Kd2 Qb2+ 68. Ke1 Qe2# { Black wins by checkmate. } 0-1
           0½0100101FRoman3½
           1½1011010EliseiDubcovetchi5½
Computer analysis Move times Crosstable FEN & PGN