[Event "ch-Frankfurt A"] [White "Ottenburg, Ralph"] [Black "Grinberg, Igor"] [Site "Frankfurt"] [Result "1-0"] [Round "6.24"] [WhiteElo "1962"] [BlackElo "1600"] [PlyCount "300"] [ECO "A12"] [Date "2024.06.10"] [Time "18:30:00"] [WhiteTeam "Sabt Frankfurter TV 1860"] [BlackTeam "SAbt TuS Makkabi Ffm"] 1. Nf3 Nf6 2. g3 d5 3. Bg2 c6 4. O-O Bf5 5. b3 e6 6. Bb2 Nbd7 7. c4 Be7 8. d3 h6 9. Nbd2 O-O 10. Re1 a5 11. a3 Qb6 12. e4 Bh7 13. e5 Ne8 14. d4 Qd8 15. Bf1 Nc7 16. c5 f6 17. exf6 Bxf6 18. b4 axb4 19. axb4 Rxa1 20. Qxa1 Qa8 21. Ne5 Qxa1 22. Rxa1 Bxe5 23. dxe5 Ra8 24. Rxa8+ Nxa8 25. Nb3 b6 26. Ba6 bxc5 27. Nxc5 Nxc5 28. bxc5 Nc7 29. Bb7 Kf7 30. Bxc6 Kg6 31. Ba4 Kf7 32. f4 Bd3 33. Kf2 h5 34. Ke3 Be4 35. Ba3 Kg6 36. c6 Kf5 37. Bd6 Na8 38. c7 Nb6 39. Bb5 Kg4 40. Bc5 1-0