[Event "34.Schlosspark-Open"] [Site "Wiesbaden-Biebrich"] [Date "2025.08.30"] [Round "5.82"] [White "Weidemann, Max"] [Black "Pfaff, Helmut"] [Result "1-0"] [ECO "A00"] [WhiteElo "1656"] [BlackElo "1493"] [PlyCount "89"] [EventDate "2025.08.28"] [WhiteTeam "Vorw.Orient Mainz"] [BlackTeam "Vorw.Orient Mainz"] 1. Nf3 Nc6 2. d4 d5 3. c4 e6 4. Nc3 Be7 5. Bf4 f6 6. Nb5 Bd6 7. Bxd6 cxd6 8. cxd5 exd5 9. Nc3 Be6 10. Qb3 Na5 11. Qb5+ Bd7 12. Qxd5 Ne7 13. Qxd6 Nc4 14. Qb4 Qc7 15. e3 Be6 16. Qb5+ Qc6 17. Qxc6+ bxc6 18. b3 Nd6 19. Na4 Nd5 20. Nc5 Bf5 21. Bd3 Bxd3 22. Nxd3 O-O 23. Nd2 Nb5 24. Rc1 Rfc8 25. a4 Nd6 26. Ke2 g5 27. Rc2 Ne7 28. Rhc1 a5 29. Nc4 Nxc4 30. bxc4 Ra7 31. Rb1 Rac7 32. Rcb2 Kf7 33. Nc5 f5 34. Rb7 Kg8 35. Ne6 Rxb7 36. Rxb7 Ng6 37. Nxg5 f4 38. Ne6 Re8 39. Nc5 Re7 40. Rxe7 Nxe7 41. exf4 Nf5 42. Kd3 Kf7 43. Nb7 Ke7 44. Nxa5 Kd7 45. Ke4 1-0