[Event "Sparkassen-Open B"] [Site "Heusenstamm, Martinsee"] [Date "2023.11.24"] [Round "3.50"] [White "Koch, Mika Jonas"] [Black "Vinogradov, Roman"] [Result "0-1"] [WhiteElo "1412"] [BlackElo "1306"] [PlyCount "80"] [EventDate "2023.??.??"] [WhiteTeam "SK Marburg 1931/72"] [BlackTeam "SV 1947 Walldorf"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 Nge7 4. O-O a6 5. Ba4 d6 6. c3 Bg4 7. h3 b5 8. hxg4 bxa4 9. Qxa4 g6 10. d4 Qd7 11. d5 Nb8 12. Qxd7+ Nxd7 13. Be3 Bg7 14. c4 O-O 15. Nc3 Nf6 16. Bg5 h6 17. Bxf6 Bxf6 18. Nd2 Rfc8 19. b3 Bg5 20. Nf3 Bf6 21. Rac1 c6 22. dxc6 Nxc6 23. Nd5 Bd8 24. Rfd1 a5 25. Rd2 Nb4 26. Nxb4 axb4 27. Rxd6 Rxa2 28. Nxe5 Bc7 29. Rc6 Rb2 30. Nd7 Rxb3 31. Nf6+ Kg7 32. Rd1 Rc3 33. Nd5 Bh2+ 34. Kxh2 Rxc6 35. Nxc3 bxc3 36. Rc1 Rxc4 37. f3 Kf6 38. g3 Ke5 39. Kg2 Kd4 40. Kf2 Kd3 0-1