[Event "ch-Frankfurt A"] [Site "Frankfurt"] [Date "2023.04.24"] [Round "1"] [White "Klingler, Stefan"] [Black "Biegel, Thomas"] [Result "0-1"] [ECO "A45"] [WhiteElo "1578"] [BlackElo "1965"] [PlyCount "44"] [EventDate "2023.04.24"] [EventType "swiss"] [EventCountry "GER"] 1. d4 Nf6 2. Bf4 e6 3. e3 c5 4. c3 Nc6 5. Nd2 b6 6. dxc5 Bxc5 7. Ngf3 Bb7 8. b4 Be7 9. Bd3 Nd5 10. Nc4 Nxc3 11. Qd2 d5 12. Nd6+ Bxd6 13. Bxd6 Qxd6 14. a3 d4 15. exd4 Nd5 16. b5 Nce7 17. Ne5 f6 18. Nc4 Qd7 19. Rc1 O-O 20. h4 Nf5 21. h5 Nde7 22. h6 g6 0-1