[Event "ch-Frankfurt A"] [Site "Frankfurt"] [Date "2023.05.22"] [Round "4"] [White "Pfeiffer, Florian"] [Black "Sonntag, Chris"] [Result "1-0"] [ECO "E61"] [WhiteElo "1791"] [BlackElo "1142"] [PlyCount "89"] [EventDate "2023.04.24"] [EventType "swiss"] [EventCountry "GER"] 1. d4 Nf6 2. c4 g6 3. Nf3 Bg7 4. Nc3 O-O 5. e4 d6 6. Bf4 Nbd7 7. Be2 c5 8. d5 Nb6 9. h3 Nh5 10. Bd2 e5 11. dxe6 fxe6 12. O-O Nf4 13. Bxf4 Rxf4 14. Qd2 e5 15. Rad1 Be6 16. b3 Bf8 17. Nxe5 Qf6 18. Ng4 Bxg4 19. Bxg4 Bg7 20. Nd5 Nxd5 21. Qxd5+ Kh8 22. g3 Rxg4 23. hxg4 Qf3 24. Qxd6 Qxg4 25. Rfe1 h5 26. Qxc5 h4 27. Qe3 Rf8 28. Rd3 Kh7 29. f4 Bh6 30. Qf3 Rxf4 31. Qxg4 Rxg4 32. Kg2 Bf4 33. Kh3 Rxg3+ 34. Rxg3 Bxg3 35. Rg1 Kg7 36. Rd1 Kf6 37. Rd7 Ke5 38. Rxb7 Kxe4 39. Rxa7 g5 40. c5 Kf3 41. Rf7+ Bf4 42. c6 g4+ 43. Kxh4 g3 44. Kh3 g2 45. Rxf4+ 1-0