[Event "ch-Frankfurt B"] [Site "Frankfurt Main"] [Date "2025.05.26"] [Round "5.13"] [White "Pfaff, Helmut"] [Black "Stein, Nicolas"] [Result "1-0"] [ECO "A11"] [WhiteElo "1512"] [PlyCount "41"] [EventDate "2025.04.28"] [EventType "swiss"] [EventRounds "7"] [EventCountry "GER"] [WhiteTeam "Vorw.Orient Mainz"] [BlackTeam "SC Bad Nauheim"] 1. c4 c6 2. Nc3 d5 3. e3 Bf5 4. g4 Bg6 5. d3 e6 6. Nge2 Nf6 7. Nf4 Nbd7 8. Nxg6 fxg6 9. g5 Nh5 10. f4 c5 11. d4 Nb6 12. Bg2 Nxc4 13. e4 Nb6 14. O-O Be7 15. f5 Bxg5 16. fxe6 Bxc1 17. Rxc1 Nf6 18. dxc5 Nc4 19. Qd4 Nxe4 20. Qxg7 Ncd2 21. Qf7# 1-0