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Stockfish 9+wasm
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B00 Nimzowitsch Defense: Williams Variation
1e4d62Nf3Nc63Nc3Nf64Bc4Bg45O-OBxf36Qxf3Nd47Qd3e58Nd5Nh59c3Nf410Qe3Nc211Qf3Nxa112d4c513dxe5dxe514Bxf4exf415Rxa1Bd616Nxf4Qh417g3Qh618Nd3Rg819Qxf7+Kd820Qxg8+Kc721Qxa8Be722Qxa7Bg523Qxc5+Kd724Ne5+Ke825Qc8+Ke726Qxb7+Kf627Nf7Qh528Nxg5Qxg529Qf7+Ke530Qe6#
1-0
Checkmate, White is victorious
FEN
PGN
[Event "Rated Rapid tournament https://lichess.org/tournament/P6B4q7gp"] [Site "http://chess-academy.net/cyVTrDHF"] [Date "2020.05.06"] [Round "-"] [White "EliseiDubcovetchi"] [Black "FRoman"] [Result "1-0"] [UTCDate "2020.05.06"] [UTCTime "16:24:08"] [WhiteElo "1690"] [BlackElo "1772"] [WhiteRatingDiff "+15"] [BlackRatingDiff "-14"] [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. O-O Bxf3 6. Qxf3 Nd4 7. Qd3 e5 8. Nd5 Nh5 9. c3 Nf4 10. Qe3 Nc2 11. Qf3 Nxa1 12. d4 c5 13. dxe5 dxe5 14. Bxf4 exf4 15. Rxa1 Bd6 16. Nxf4 Qh4 17. g3 Qh6 18. Nd3 Rg8 19. Qxf7+ Kd8 20. Qxg8+ Kc7 21. Qxa8 Be7 22. Qxa7 Bg5 23. Qxc5+ Kd7 24. Ne5+ Ke8 25. Qc8+ Ke7 26. Qxb7+ Kf6 27. Nf7 Qh5 28. Nxg5 Qxg5 29. Qf7+ Ke5 30. Qe6# { White wins by checkmate. } 1-0
           1½1011010EliseiDubcovetchi5½
           0½0100101FRoman3½
Computer analysis Move times Crosstable FEN & PGN