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Stockfish 9+wasm
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A04 Zukertort Opening: Polish Defense
1Nf3b52e4Bb73d4Na64Bxb5e65Bxa6Bxa66b3Nf67Bb2Qe78Ba3O-O-O9Bxe7Bxe710c4d511e5Nd712c5c613b4Kb714Nc3Rb815a4Kc716Qb3h617b5cxb518axb5Bxb519Nxb5+Kb720Rxa7+Kc621Rc7#
1-0
Checkmate, White is victorious
FEN
PGN
[Event "Leon Arena"] [Site "http://chess-academy.net/hIO5bWxn"] [Date "2023.02.22"] [Round "-"] [White "Leon"] [Black "Bogdan_Crasnov"] [Result "1-0"] [UTCDate "2023.02.22"] [UTCTime "11:27:54"] [WhiteElo "1486"] [BlackElo "1406"] [WhiteRatingDiff "+23"] [BlackRatingDiff "-35"] [Variant "Standard"] [TimeControl "300+0"] [ECO "A04"] [Opening "Zukertort Opening: Polish Defense"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. Nf3 b5 { A04 Zukertort Opening: Polish Defense } 2. e4 Bb7 3. d4 Na6 4. Bxb5 e6 5. Bxa6 Bxa6 6. b3 Nf6 7. Bb2 Qe7 8. Ba3 O-O-O 9. Bxe7 Bxe7 10. c4 d5 11. e5 Nd7 12. c5 c6 13. b4 Kb7 14. Nc3 Rb8 15. a4 Kc7 16. Qb3 h6 17. b5 cxb5 18. axb5 Bxb5 19. Nxb5+ Kb7 20. Rxa7+ Kc6 21. Rc7# { White wins by checkmate. } 1-0
       111001110½½1½Leon8½
       000110001½½0½Bogdan_Crasnov4½
Computer analysis Move times Crosstable FEN & PGN