[Event "Sparkassen-Open B"] [Site "Heusenstamm, Martinsee"] [Date "2023.11.25"] [Round "4.12"] [White "Ahrens, Gunnar"] [Black "Liu, Jonas"] [Result "1-0"] [WhiteElo "1661"] [BlackElo "1492"] [PlyCount "61"] [EventDate "2023.??.??"] [WhiteTeam "Delmenhorster SK V 1931"] [BlackTeam "SV Oberursel"] 1. f4 e5 2. fxe5 d6 3. Nf3 dxe5 4. e4 Nc6 5. c3 Nf6 6. d4 exd4 7. cxd4 Nxe4 8. d5 Bb4+ 9. Nc3 Nxc3 10. bxc3 Bxc3+ 11. Bd2 Bxa1 12. Qxa1 Qxd5 13. Qxg7 Qe4+ 14. Be2 Rf8 15. Bh6 Qb4+ 16. Kf2 Be6 17. Rb1 Qc5+ 18. Be3 Qa3 19. Rxb7 O-O-O 20. Rb5 Qxa2 21. Qc3 Bd5 22. Rc5 Rd6 23. Bf4 Re6 24. Nd4 Rf6 25. g3 Nxd4 26. Rxc7+ Kd8 27. Rc8+ Kd7 28. Qc7+ Ke6 29. Qe5+ Kd7 30. Rc7+ Kd8 31. Qe7# 1-0