[Event "ch-Frankfurt A"] [White "Ottenburg, Ralph"] [Black "Platt, Lukas"] [Site "Frankfurt"] [Result "1/2-1/2"] [Round "4.17"] [WhiteElo "1962"] [BlackElo "1833"] [ECO "E65"] [Date "2024.05.27"] [PlyCount "300"] 1. Nf3 g6 2. g3 Bg7 3. Bg2 c5 4. c4 Nc6 5. O-O Nf6 6. Nc3 O-O 7. d4 d6 8. dxc5 dxc5 9. Be3 Nd7 10. Rc1 Rb8 11. b3 b6 12. Qd2 Nde5 13. Rfd1 Bg4 14. Qe1 Qc8 15. Nxe5 Bxe5 16. Bh6 Re8 17. Nd5 Nd4 18. f3 Bh3 19. Bf4 Bxf4 20. Nxf4 Bxg2 21. Kxg2 Qc6 22. Qf2 Rbd8 23. e3 Ne6 24. Nd5 Rd7 25. Rd3 Nc7 26. Rcd1 Nxd5 27. cxd5 Qb7 28. e4 f6 29. Qc2 Rc8 30. Qc3 b5 31. e5 c4 32. bxc4 bxc4 33. R3d2 Qa6 34. d6 fxe5 35. Qxe5 exd6 36. Qe6+ Rf7 37. Rxd6 Qb7 38. Rd7 Qxf3+ 39. Kh3 Qh5+ 1/2-1/2