[Event "ch-Frankfurt A"] [Date "2024.05.07"] [White "Ottenburg, Ralph"] [Black "Krause, Jonah"] [ECO "B48"] [Opening "unknown"] [PlyCount "128"] [Result "0-1"] 1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. Be3 a6 7. a3 b5 8. Nxc6 Qxc6 9. Bd3 Bb7 10. Qd2 Rc8 11. f3 Bc5 12. Bxc5 Qxc5 13. O-O-O Nf6 14. g4 Bc6 15. g5 Nh5 16. Ne2 e5 17. f4 exf4 18. Nxf4 Nxf4 19. Qxf4 O-O 20. Rhf1 d6 21. Rf3 Bd7 22. Qh4 Qe5 23. Qg3 Be6 24. Qxe5 dxe5 25. Rd2 Rfd8 26. h4 Kf8 27. Rg3 Ke7 28. h5 g6 29. Rh2 Rc5 30. Kd2 a5 31. hxg6 hxg6 32. Rg1 b4 33. axb4 axb4 34. Ra1 Rc7 35. Ke3 Rc5 36. Ra7+ Rd7 37. Rxd7+ Bxd7 38. Rh8 Be8 39. Rh1 Ra5 40. Bc4 Ra8 41. Rf1 Rc8 42. Bb3 Rc6 43. Ba4 Ra6 44. Bxe8 Kxe8 45. Kd3 Rd6+ 46. Ke3 Ke7 47. Ra1 Rc6 48. Kd3 Rd6+ 49. Ke3 Ke6 50. Rf1 Ke7 51. Ra1 Rc6 52. Kd3 f5 53. exf5 gxf5 54. Ra7+ Ke6 55. g6 e4+ 56. Kd2 Ke5 57. g7 Rg6 58. Rb7 Rg2+ 59. Kd1 Kf4 60. c4 Ke3 61. c5 f4 62. c6 f3 63. b3 f2 64. Rf7 Rxg7 0-1