[Event "Sparkassen-Open A"] [Site "Heusenstamm, Martinsee"] [Date "2023.11.26"] [Round "7.20"] [White "Siegert, Gregor"] [Black "Mährlein, Christoph"] [Result "1-0"] [WhiteElo "2109"] [BlackElo "1986"] [PlyCount "43"] [EventDate "2023.??.??"] [WhiteTeam "Schachforum Darmstadt 1994"] [BlackTeam "SC Pforzheim 1906"] 1. e4 d5 2. exd5 Qxd5 3. Nc3 Qd6 4. d4 Nf6 5. Nf3 a6 6. Bc4 Bg4 7. h3 Bxf3 8. Qxf3 Nc6 9. Be3 Rd8 10. O-O-O e6 11. Bb3 Na5 12. Bf4 Qd7 13. d5 Nxb3+ 14. axb3 Nxd5 15. Nxd5 exd5 16. Qg3 f6 17. Bxc7 Rc8 18. Ba5 Qf5 19. Rd3 g6 20. Kb1 Bh6 21. Qd6 Qe5 22. Re1 1-0