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Stockfish 9+wasm
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A04 Zukertort Opening: Black Mustang Defense
1Nf3Nc62Na3e53b4Bxb44e4Nf65g4Nxg46Bh3Nf67Bf1Nxe48Nb1O-O9a3Ba510c4d611Qc2Bf512Qd1Bg413h3Bxf314Qxf3Ng515Qd1Nd416Qg4Nc2+17Ke2Nxa118Qg1Nb319Bg2Rb820Bd5Nxc1+21Kd1Nd322Qg3h623Qxd3Qf624Qf1Qf425a4c626Na3cxd527cxd5a628Nc4b529Nxd6bxa430Nc4Bb431f3a532d4h533h4f634Rh2Nh335Rxh3e436fxe4Rbe837Qxf4Rc838Qd6Bxd639Nxd6Rb840Nc4Rfc841Nxa5Rb242Rh1Rcb843Re1Ra244Re3Rb1#
0-1
Checkmate, Black is victorious
FEN
PGN
[Event "Casual Correspondence game"] [Site "http://chess-academy.net/AoNhup6R"] [Date "2023.07.25"] [Round "-"] [White "MihaiR"] [Black "Anonymous"] [Result "0-1"] [UTCDate "2023.07.25"] [UTCTime "11:33:20"] [WhiteElo "1500"] [BlackElo "?"] [Variant "Standard"] [TimeControl "-"] [ECO "A04"] [Opening "Zukertort Opening: Black Mustang Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 Nc6 { A04 Zukertort Opening: Black Mustang Defense } 2. Na3 e5 3. b4 Bxb4 4. e4 Nf6 5. g4 Nxg4 6. Bh3 Nf6 7. Bf1 Nxe4 8. Nb1 O-O 9. a3 Ba5 10. c4 d6 11. Qc2 Bf5 12. Qd1 Bg4 13. h3 Bxf3 14. Qxf3 Ng5 15. Qd1 Nd4 16. Qg4 Nc2+ 17. Ke2 Nxa1 18. Qg1 Nb3 19. Bg2 Rb8 20. Bd5 Nxc1+ 21. Kd1 Nd3 22. Qg3 h6 23. Qxd3 Qf6 24. Qf1 Qf4 25. a4 c6 26. Na3 cxd5 27. cxd5 a6 28. Nc4 b5 29. Nxd6 bxa4 30. Nc4 Bb4 31. f3 a5 32. d4 h5 33. h4 f6 34. Rh2 Nh3 35. Rxh3 e4 36. fxe4 Rbe8 37. Qxf4 Rc8 38. Qd6 Bxd6 39. Nxd6 Rb8 40. Nc4 Rfc8 41. Nxa5 Rb2 42. Rh1 Rcb8 43. Re1 Ra2 44. Re3 Rb1# { Black wins by checkmate. } 0-1
Computer analysis Move times FEN & PGN