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Stockfish 9+wasm
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A40 Horwitz Defense
1d4e62e3c53Nc3e54dxe5c45Bxc4f66exf6Qxf67Nf3Na68O-ONh69Nd5Bd610Nxf6+gxf611Qxd6Nf512Qxf6Rf813Qg5Nd614Qg7Nxc415b3Ne516Nxe5d617Nc4Be618Nxd6+Kd819Ne4Rg820f4Rxg721Rd1+Ke722c4Bg423h3Bxd124Nc3Bh525g4Bf726f5Nb427a3Nc228Rb1Rd829Nb5Rd1+30Kf2a631Nc7Kd632f6Rg633Kg3Rxf634g5Rg1+35Kh2Rff136b4Kxc737b5Rxc138Rxc1Rxc139bxa6bxa640c5a541e4Nxa342h4a443Kg3Nc444Kf4a345Kf5a246Kf6Be847Ke7Ba448Ke6a1=Q49Kd5Qe5#
0-1
Checkmate, Black is victorious
FEN
PGN
[Event "Casual Rapid game"] [Site "http://chess-academy.net/cKdVUNRi"] [Date "2021.05.21"] [Round "-"] [White "Rose1"] [Black "LucaP"] [Result "0-1"] [UTCDate "2021.05.21"] [UTCTime "13:13:05"] [WhiteElo "1104"] [BlackElo "1315"] [Variant "Standard"] [TimeControl "180+8"] [ECO "A40"] [Opening "Horwitz Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. d4 e6 { A40 Horwitz Defense } 2. e3 c5 3. Nc3 e5 4. dxe5 c4 5. Bxc4 f6 6. exf6 Qxf6 7. Nf3 Na6 8. O-O Nh6 9. Nd5 Bd6 10. Nxf6+ gxf6 11. Qxd6 Nf5 12. Qxf6 Rf8 13. Qg5 Nd6 14. Qg7 Nxc4 15. b3 Ne5 16. Nxe5 d6 17. Nc4 Be6 18. Nxd6+ Kd8 19. Ne4 Rg8 20. f4 Rxg7 21. Rd1+ Ke7 22. c4 Bg4 23. h3 Bxd1 24. Nc3 Bh5 25. g4 Bf7 26. f5 Nb4 27. a3 Nc2 28. Rb1 Rd8 29. Nb5 Rd1+ 30. Kf2 a6 31. Nc7 Kd6 32. f6 Rg6 33. Kg3 Rxf6 34. g5 Rg1+ 35. Kh2 Rff1 36. b4 Kxc7 37. b5 Rxc1 38. Rxc1 Rxc1 39. bxa6 bxa6 40. c5 a5 41. e4 Nxa3 42. h4 a4 43. Kg3 Nc4 44. Kf4 a3 45. Kf5 a2 46. Kf6 Be8 47. Ke7 Ba4 48. Ke6 a1=Q 49. Kd5 Qe5# { Black wins by checkmate. } 0-1
1110½1111½1111111001LucaP51
0001½0000½0000000110Rose110
Computer analysis Move times Crosstable FEN & PGN