[Event "Sparkassen-Open B"] [Site "Heusenstamm, Martinsee"] [Date "2023.11.23"] [Round "1.12"] [White "Grünzig, Matthias"] [Black "Ahrens, Gunnar"] [Result "0-1"] [WhiteElo "1439"] [BlackElo "1661"] [PlyCount "158"] [EventDate "2023.??.??"] [WhiteTeam "FV Berkersheim"] [BlackTeam "Delmenhorster SK V 1931"] 1. d4 Nc6 2. Bf4 d5 3. e3 Bf5 4. Bd3 Bxd3 5. Qxd3 e6 6. c3 Nge7 7. Nf3 Ng6 8. Bg3 Be7 9. Nbd2 O-O 10. O-O a5 11. Rac1 Qd7 12. Qb5 Ra6 13. Qa4 Rb8 14. Qc2 b5 15. b3 Ba3 16. Rb1 Rc8 17. h3 Bd6 18. Bh2 Nce7 19. Qd3 c5 20. Bxd6 c4 21. bxc4 bxc4 22. Qc2 Qxd6 23. Rb5 Rb8 24. Rxb8+ Qxb8 25. Rb1 Rb6 26. Rxb6 Qxb6 27. Qb1 Nc8 28. Qxb6 Nxb6 29. Nb1 Ne7 30. g4 Nc6 31. Nfd2 Na4 32. Nf1 Na7 33. Ng3 Nb5 34. Ne2 Kf8 35. f4 Nb2 36. Kf2 a4 37. Kf3 Nd1 38. h4 g6 39. g5 Kg7 40. e4 f6 41. e5 fxe5 42. fxe5 Kf7 43. Kg2 Ke7 44. Kf1 Ne3+ 45. Kf2 Nf5 46. Kf3 Nxh4+ 47. Kf4 Ng2+ 48. Kf3 Ne1+ 49. Kg3 Nd3 50. Kf3 Kf7 51. Kg4 Kg7 52. Kh4 Nf2 53. Nf4 Kf7 54. Ne2 Ne4 55. Kg4 Kg7 56. Kh4 h6 57. gxh6+ Kxh6 58. Kh3 g5 59. Kg4 Kg6 60. Kf3 Kf5 61. Kg2 Kg4 62. Kh2 Kf3 63. Ng1+ Ke3 64. Kg2 g4 65. Kf1 Nexc3 66. Nxc3 Nxc3 67. Ke1 a3 68. Kf1 Kxd4 69. Ke1 Ke3 70. Kf1 d4 71. Kg2 d3 72. Kg3 d2 73. Kh2 d1=Q 74. Kg2 Ne2 75. Nh3 g3 76. Nf4 Nxf4+ 77. Kxg3 Ng6 78. Kg2 Qf3+ 79. Kg1 Nh4 0-1