[Event "ch-Frankfurt A"] [Site "Frankfurt"] [Date "2023.04.24"] [Round "1"] [White "Dittenberger, Thomas"] [Black "Ackermann, Robert"] [Result "1-0"] [ECO "B08"] [WhiteElo "2010"] [BlackElo "1687"] [PlyCount "87"] [EventDate "2023.04.24"] [EventType "swiss"] [EventCountry "GER"] 1. e4 d6 2. d4 g6 3. Nf3 Bg7 4. Nc3 Nf6 5. Be2 O-O 6. O-O Nbd7 7. h3 e5 8. Be3 c6 9. Qd2 Qc7 10. a4 a5 11. Rad1 b6 12. Rfe1 Ba6 13. Bxa6 Rxa6 14. Bg5 Raa8 15. Re2 Rac8 16. b3 Kh8 17. Qd3 h6 18. Bh4 g5 19. dxe5 Nxe5 20. Nxe5 dxe5 21. Bg3 Nh5 22. Red2 Nf4 23. Qc4 Qe7 24. Bxf4 exf4 25. Ne2 f3 26. gxf3 Qe6 27. Qxe6 fxe6 28. Kg2 Be5 29. Rd7 b5 30. Nd4 Rfe8 31. Rd2 bxa4 32. bxa4 h5 33. Nb3 Bf4 34. R2d3 c5 35. c4 Rb8 36. Ra7 Rb4 37. Nxc5 Rxc4 38. Nxe6 Rxa4 39. Rdd7 Be5 40. Nxg5 Ra2 41. Nf7+ Kg7 42. Nd6+ Kg6 43. Nxe8 h4 44. Ra6+ 1-0