[Event "Sparkassen-Open B"] [Site "Heusenstamm, Martinsee"] [Date "2025.11.22"] [Round "5.1"] [White "Koch, Mika Jonas"] [Black "Koholka, Jan"] [Result "1-0"] [ECO "A00"] [WhiteElo "1755"] [BlackElo "1897"] [PlyCount "109"] [EventDate "2025.11.20"] [WhiteTeam "SK Marburg 1931/72"] [BlackTeam "SK Langen"] 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. a3 Bxc3+ 5. bxc3 d5 6. cxd5 exd5 7. f3 c6 8. e3 Bf5 9. Bd3 Bxd3 10. Qxd3 O-O 11. Ne2 Re8 12. O-O Nbd7 13. Ng3 b5 14. Bd2 h6 15. Rae1 Nb6 16. e4 Nc4 17. e5 Nxd2 18. Qxd2 Nh7 19. f4 Rc8 20. Nf5 Rc7 21. Qd3 Kh8 22. Nd6 Rf8 23. Rf3 Qd7 24. h3 f5 25. Kh2 g6 26. Qb1 Nf6 27. Qb4 Qe7 28. Nxf5 gxf5 29. exf6 Qxb4 30. axb4 Rxf6 31. Re8+ Kg7 32. Rfe3 Rff7 33. R8e6 Rf6 34. Re7+ Rxe7 35. Rxe7+ Kg6 36. Rxa7 Re6 37. Rc7 Kh5 38. Kg1 Kg6 39. Kf2 Kf6 40. Kf3 Kg6 41. g4 Kf6 42. h4 Rd6 43. h5 fxg4+ 44. Kxg4 Ke6 45. f5+ Kf6 46. Rh7 Rd8 47. Rxh6+ Kf7 48. Rxc6 Re8 49. Rc5 Re3 50. Kf4 Re4+ 51. Kg5 Re3 52. Rc7+ Ke8 53. h6 Rh3 54. h7 Kf8 55. h8=Q+ 1-0