[Event "ch-Frankfurt B"] [Site "Frankfurt"] [Date "2023.04.24"] [Round "1"] [White "Sommer, Alexander"] [Black "Pfaff, Helmut"] [Result "1-0"] [ECO "A22"] [WhiteElo "1458"] [BlackElo "1235"] [PlyCount "73"] [EventDate "2023.04.24"] [EventType "swiss"] [EventCountry "GER"] 1. c4 e5 2. Nc3 Nf6 3. g3 d6 4. Bg2 c6 5. Nf3 Be7 6. O-O O-O 7. b4 e4 8. Nd4 d5 9. cxd5 cxd5 10. a3 a6 11. d3 b5 12. dxe4 Bb7 13. exd5 Nxd5 14. Nxd5 Bxd5 15. Nf5 Bxg2 16. Nxe7+ Qxe7 17. Kxg2 Rd8 18. Qc2 Qb7+ 19. Kg1 Nc6 20. Bb2 Nd4 21. Bxd4 Rxd4 22. Rad1 Rc8 23. Qxc8+ Qxc8 24. Rxd4 g6 25. Rfd1 Qc3 26. R4d3 Qb2 27. e3 Qe2 28. Rd8+ Kg7 29. R1d6 Qg4 30. Rxa6 Qg5 31. Rd7 Qe5 32. Raa7 Qe4 33. Rxf7+ Kh6 34. Rxh7+ Kg5 35. Rhe7 Qb1+ 36. Kg2 Kg4 37. Re5 1-0