[Event "ch-Frankfurt B"] [Site "Frankfurt Main"] [Date "2025.05.19"] [Round "4.17"] [White "Biedermann, Andreas"] [Black "Stein, Oliver"] [Result "1-0"] [ECO "A03"] [WhiteElo "1557"] [PlyCount "89"] [EventDate "2025.04.28"] [EventType "swiss"] [EventRounds "7"] [EventCountry "GER"] [WhiteTeam "SAbt SU Mühlheim"] [BlackTeam "SC Bad Nauheim"] 1. f4 d5 2. Nf3 Nf6 3. g3 b6 4. Bg2 Bb7 5. O-O Ng4 6. Qe1 e6 7. d3 Bc5+ 8. Kh1 Qf6 9. h3 Ne3 10. Bxe3 Bxe3 11. c3 d4 12. Na3 dxc3 13. bxc3 O-O 14. d4 Rd8 15. Nc2 Bxf4 16. gxf4 Qxf4 17. e3 Qe4 18. Qf2 Ba6 19. Ng5 Qg6 20. Bxa8 Bxf1 21. Rxf1 Qxg5 22. Qxf7+ Kh8 23. Qxc7 Nd7 24. Bg2 Nf8 25. Qxa7 h6 26. Qxb6 Ng6 27. Qxe6 Nf8 28. Qf7 Qh4 29. Kh2 Nh7 30. a4 Rf8 31. Qc4 Rd8 32. a5 Rd7 33. a6 Ra7 34. Qc8+ Nf8 35. Rxf8+ Kh7 36. Rh8+ Kg6 37. Qe6+ Kg5 38. Ne1 Qxe1 39. Qg4+ Kf6 40. Qf4+ Ke7 41. Rf8 Ke6 42. Qe5+ Kd7 43. Rf7+ Kc8 44. Rxa7 Qxc3 45. Qe8# 1-0