[Event "Sparkassen-Open B"] [Site "Heusenstamm, Martinsee"] [Date "2025.11.20"] [Round "1.44"] [White "Biedermann, Andreas"] [Black "Morgen, Andreas"] [Result "0-1"] [ECO "A00"] [WhiteElo "1557"] [BlackElo "1738"] [PlyCount "120"] [EventDate "2025.11.20"] [WhiteTeam "SAbt SU Mühlheim"] [BlackTeam "SK Marburg 1931/72"] 1. f4 Nh6 2. Nf3 g6 3. g3 Bg7 4. Bg2 c5 5. O-O Nc6 6. Qe1 d5 7. d3 Bf5 8. e4 dxe4 9. dxe4 Be6 10. Na3 Qc7 11. c3 Rd8 12. Ng5 Bg4 13. h3 Bc8 14. Nc2 f6 15. Nf3 O-O 16. g4 f5 17. exf5 gxf5 18. g5 Nf7 19. Nh4 e5 20. g6 Nd6 21. Bd5+ Kh8 22. gxh7 Kxh7 23. Qg3 Ne7 24. Ne3 Nxd5 25. Qg6+ Kg8 26. Nxd5 Qf7 27. fxe5 Qxd5 28. exd6 Rf6 29. Qh5 Rh6 30. Rd1 Rxh5 31. Rxd5 Be6 32. Rxc5 Rxd6 33. Bf4 Rd3 34. Re1 Rxh4 35. Rxe6 Rxf4 36. Rg6 Rxh3 37. Rc7 Rg4+ 38. Rxg4 fxg4 39. Kg2 b6 40. Rxa7 Be5 41. Re7 Rh5 42. Re6 b5 43. Rg6+ Kf7 44. Rxg4 Rh2+ 45. Kf3 Rxb2 46. Rb4 Bxc3 47. Rxb2 Bxb2 48. Ke4 Ke6 49. Kd3 Ba3 50. Kc3 Kd5 51. Kb3 b4 52. Kc2 Kc4 53. Kb1 Kc3 54. Ka1 Bb2+ 55. Kb1 Ba3 56. Ka1 Bc1 57. Kb1 Kd2 58. Ka1 Kc2 59. a4 Bb2+ 60. Ka2 b3# 0-1