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Stockfish 9+wasm
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B00 Hippopotamus Defense #2
1e4Nh62Nc3d63Nf3f54exf5Bxf55Bc4Na66a3c67d4b58Bd3Bxd39Qxd3g610Bxh6Bxh611b4c512dxc5Qc813cxd6exd614Qxd6Bf815Qe5+Be716Qxh8+Bf817Qxh7Qe6+18Ne2Nxb419O-O-ONa2+20Kb1b421axb4Nxb422Nfd4Qa2+23Kc1Qa1+24Kd2Qa525Qxg6+Kd826Qf6+Be727Nc6+Nxc6+28Qc3Qd5+29Nd4Bg5+30Kd3Ne5+31Ke2Qe4+32Kf1Rc833Nc6+Ke834Rd8+Rxd835Nxd8Ng436Qc6+Kxd837Qxe4a538Qd4+Ke839Qxg4Bd840Ke2Kf841Ra1Ke842Rxa5Bxa543Qa4+Kf844Qxa5Kg845c4Kh846c5Kg847Qc7Kf848c6Ke849Qd7+Kf850c7Kg851c8=Q#
1-0
Checkmate, White is victorious
FEN
PGN
[Event "Open Arena"] [Site "http://chess-academy.net/cMqnkQzv"] [Date "2020.12.23"] [Round "-"] [White "JosanPro"] [Black "mihaiplostinaru"] [Result "1-0"] [UTCDate "2020.12.23"] [UTCTime "17:11:48"] [WhiteElo "1479"] [BlackElo "1526"] [WhiteRatingDiff "+21"] [BlackRatingDiff "-13"] [Variant "Standard"] [TimeControl "420+2"] [ECO "B00"] [Opening "Hippopotamus Defense #2"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. e4 Nh6 { B00 Hippopotamus Defense #2 } 2. Nc3 d6 3. Nf3 f5 4. exf5 Bxf5 5. Bc4 Na6 6. a3 c6 7. d4 b5 8. Bd3 Bxd3 9. Qxd3 g6 10. Bxh6 Bxh6 11. b4 c5 12. dxc5 Qc8 13. cxd6 exd6 14. Qxd6 Bf8 15. Qe5+ Be7 16. Qxh8+ Bf8 17. Qxh7 Qe6+ 18. Ne2 Nxb4 19. O-O-O Na2+ 20. Kb1 b4 21. axb4 Nxb4 22. Nfd4 Qa2+ 23. Kc1 Qa1+ 24. Kd2 Qa5 25. Qxg6+ Kd8 26. Qf6+ Be7 27. Nc6+ Nxc6+ 28. Qc3 Qd5+ 29. Nd4 Bg5+ 30. Kd3 Ne5+ 31. Ke2 Qe4+ 32. Kf1 Rc8 33. Nc6+ Ke8 34. Rd8+ Rxd8 35. Nxd8 Ng4 36. Qc6+ Kxd8 37. Qxe4 a5 38. Qd4+ Ke8 39. Qxg4 Bd8 40. Ke2 Kf8 41. Ra1 Ke8 42. Rxa5 Bxa5 43. Qa4+ Kf8 44. Qxa5 Kg8 45. c4 Kh8 46. c5 Kg8 47. Qc7 Kf8 48. c6 Ke8 49. Qd7+ Kf8 50. c7 Kg8 51. c8=Q# { White wins by checkmate. } 1-0
                   1JosanPro1
                   0mihaiplostinaru0
Computer analysis Move times Crosstable FEN & PGN