[Event "ch-Frankfurt A"] [Site "Frankfurt"] [Date "2023.05.22"] [Round "4"] [White "Zeyen, Helmut"] [Black "Mayer, Rolf"] [Result "1-0"] [ECO "B23"] [WhiteElo "1799"] [BlackElo "1555"] [PlyCount "55"] [EventDate "2023.04.24"] [EventType "swiss"] [EventCountry "GER"] 1. e4 c5 2. Nc3 Nc6 3. f4 g6 4. Nf3 Bg7 5. Bb5 a6 6. Bxc6 bxc6 7. d3 e6 8. O-O Ne7 9. Qe1 d6 10. Kh1 a5 11. Ne2 O-O 12. Qh4 Ba6 13. f5 exf5 14. Bh6 f6 15. Ng3 fxe4 16. Bxg7 Kxg7 17. Qxe4 d5 18. Qg4 Bc8 19. Qa4 Ba6 20. Rfe1 Bb5 21. Qa3 Qd6 22. d4 Qd7 23. Qxc5 Rfe8 24. a4 Ba6 25. Re3 Kf7 26. Rae1 Bb7 27. Rf1 h6 28. Ne5+ 1-0