[Event "Niedzielny Turniej Sigma Szach"] [Site "https://lichess.org/LQGvGc3o"] [Date "2025.12.21"] [Round "-"] [White "Ivan201524"] [Black "Kajetan_Szachowy"] [Result "1-0"] [GameId "LQGvGc3o"] [UTCDate "2025.12.21"] [UTCTime "17:20:06"] [WhiteElo "1639"] [BlackElo "1303"] [WhiteRatingDiff "+5"] [BlackRatingDiff "-34"] [Variant "Standard"] [TimeControl "420+2"] [ECO "D20"] [Opening "Queen's Gambit Accepted: Central Variation, Alekhine System"] [Termination "Normal"] [Annotator "lichess.org"] 1. d4 d5 2. c4 dxc4 3. e4 Nf6 { D20 Queen's Gambit Accepted: Central Variation, Alekhine System } 4. Nc3 Bg4 5. f3 Be6 6. d5 Bxd5 7. exd5 e6 8. Bxc4 e5 9. Bg5 Bb4 10. Qa4+ c6 11. Qxb4 a5 12. Qxb7 Nbd7 13. dxc6 Rb8 14. cxd7+ Kf8 15. Bxf6 Rxb7 16. Bxd8 Rxd7 17. Bxa5 Rd4 18. Bb4+ Ke8 19. Nge2 Rxc4 20. O-O-O Rxb4 21. Nd5 Rb5 22. Nc7+ Ke7 23. Nxb5 Rb8 24. Nbc3 f5 25. b4 Rxb4 26. Nd5+ Kd6 27. Nxb4+ Kc5 28. Nc2 Kc4 29. Kb2 e4 30. Nf4 exf3 31. gxf3 g5 32. Ne6 g4 33. Ne3+ Kb5 34. Rd6 gxf3 35. a4+ Kxa4 36. Nd5 f2 37. Nd4 Ka5 38. Kb3 h5 39. Ra1# { White wins by checkmate. } 1-0