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Stockfish 9+wasm
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A00 Polish Opening
1b4d52d4Bf53e4Bxe44Nd2Qd75f3Bg66a4Na67b5Nb48a5Qxb59Bxb5+Nc610Nh3a611Bd3Nxd412c3Nb313Nxb3c614Nc5b615Na4bxa516Qe2O-O-O17Nb6+Kb718Rb1Ka719Bxa6Kb820Nxd5+Ka821Nc7+Ka722Qb5Bxb123Qb7#
1-0
Checkmate, White is victorious
FEN
PGN
[Event "Black12 Arena"] [Site "http://chess-academy.net/jJX55jH7"] [Date "2025.02.06"] [Round "-"] [White "PopaIon"] [Black "RomanSereda"] [Result "1-0"] [UTCDate "2025.02.06"] [UTCTime "17:00:02"] [WhiteElo "1500"] [BlackElo "1500"] [WhiteRatingDiff "+162"] [BlackRatingDiff "-163"] [Variant "Standard"] [TimeControl "420+2"] [ECO "A00"] [Opening "Polish Opening"] [Termination "Normal"] [Annotator "chess-academy.net"] 1. b4 { A00 Polish Opening } d5 2. d4 Bf5 3. e4 Bxe4 4. Nd2 Qd7 5. f3 Bg6 6. a4 Na6 7. b5 Nb4 8. a5 Qxb5 9. Bxb5+ Nc6 10. Nh3 a6 11. Bd3 Nxd4 12. c3 Nb3 13. Nxb3 c6 14. Nc5 b6 15. Na4 bxa5 16. Qe2 O-O-O 17. Nb6+ Kb7 18. Rb1 Ka7 19. Bxa6 Kb8 20. Nxd5+ Ka8 21. Nc7+ Ka7 22. Qb5 Bxb1 23. Qb7# { White wins by checkmate. } 1-0
               00011RomanSereda2
               11100PopaIon3
Computer analysis Move times Crosstable FEN & PGN