[Event "grenke Chess Open 2025"] [Site "Karlsruhe GER"] [Date "2025.04.19"] [Round "5.28"] [White "Chen, Qingzhi Alexander"] [Black "Nothnagel, Marian Can"] [Result "0-1"] [BlackTitle "FM"] [WhiteElo "1964"] [BlackElo "2424"] [ECO "C79"] [Opening "Ruy Lopez"] [Variation "Steinitz defence deferred (Russian defence)"] [EventDate "2025.04.17"] [WhiteFideId "16241959"] [BlackFideId "12921530"] 1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O d6 6. Re1 Bd7 7. c3 g6 8. d4 Bg7 9. Nbd2 O-O 10. Nf1 exd4 11. cxd4 b5 12. Bc2 Bg4 13. Be3 Nh5 14. e5 dxe5 15. Be4 exd4 16. Bxc6 dxe3 17. Bxa8 exf2+ 18. Kxf2 Qxa8 19. Qb3 c5 20. a4 c4 21. Qe3 Qb8 22. axb5 axb5 23. Nd4 Qf4+ 24. Qxf4 Nxf4 25. Kg3 Nd3 26. Nxb5 Nxe1 27. Kxg4 Nd3 28. Nd2 Bxb2 29. Ra4 c3 30. Nxc3 Bxc3 31. Ne4 f5+ 32. Kg5 fxe4 33. Rxe4 Bf6+ 34. Kh6 Ne5 35. Ra4 Nf7# 0-1