[Event "Sparkassen-Open A"] [Site "Heusenstamm, Martinsee"] [Date "2022.11.19"] [Round "5.89"] [White "John, Volkmar"] [Black "Koholka, Jan"] [Result "0-1"] [WhiteElo "1642"] [BlackElo "1750"] [PlyCount "50"] [EventDate "2022.??.??"] [WhiteTeam "SK Herborn 1946"] [BlackTeam "SK Langen"] 1. c4 c5 2. g3 Nc6 3. Bg2 Nf6 4. Nc3 g6 5. Nf3 Bg7 6. d4 cxd4 7. Nxd4 O-O 8. O-O a6 9. e4 Nxd4 10. Qxd4 d6 11. Qd3 Qc7 12. Nd5 Nxd5 13. exd5 Bf5 14. Qe2 Rfe8 15. Be3 Rac8 16. Rac1 Qa5 17. b3 Rc7 18. a4 Bd7 19. f4 b5 20. Qf2 Rb8 21. cxb5 Rxc1 22. Rxc1 axb5 23. f5 Rc8 24. Rxc8+ Bxc8 25. Qc2 Qe1+ 0-1