[Event "ch-Frankfurt A"] [Site "Frankfurt"] [Date "2023.05.15"] [Round "3"] [White "Biegel, Thomas"] [Black "Erdmann, Stefan"] [Result "1/2-1/2"] [ECO "D23"] [WhiteElo "1965"] [BlackElo "2127"] [PlyCount "68"] [EventDate "2023.04.24"] [EventType "swiss"] [EventCountry "GER"] 1. d4 d5 2. Nf3 Nf6 3. c4 c6 4. Qc2 dxc4 5. Qxc4 Bg4 6. Nbd2 e6 7. Qb3 Qc7 8. g3 Nbd7 9. Bg2 a5 10. O-O Be7 11. a3 O-O 12. Re1 a4 13. Qc2 Rfd8 14. Nc4 Nd5 15. Nfe5 Nxe5 16. Nxe5 Bh5 17. e4 Nf6 18. Be3 Ne8 19. Nd3 f6 20. Rac1 Bf7 21. e5 Bg6 22. exf6 Bxf6 23. Qc4 Bf5 24. Ne5 Nd6 25. Qb4 Ra5 26. Nxc6 bxc6 27. Rxc6 Qb8 28. Qxa5 Qxb2 29. Qb4 Qxb4 30. axb4 Nb5 31. Ra6 a3 32. Ra5 Nxd4 33. Bxd4 Rxd4 34. Rxa3 Rxb4 1/2-1/2