[Event "Frankfurter Stadtmeisterschaft 2026 A"] [Site "Frankfurt am Main"] [Date "2026.05.04"] [Round "2.22"] [White "Nguyen Duc, Viet Anh"] [Black "Ottenburg, Ralph"] [Result "0-1"] [ECO "A03"] [BlackElo "1953"] [PlyCount "90"] [GameId "2304196703232151"] [EventDate "2026.04.27"] [BlackTeam "Sabt Frankfurter TV 1860"] 1. f4 d5 2. Nf3 c5 3. e3 Nc6 4. Bb5 a6 5. Bxc6+ bxc6 6. Ne5 Qc7 7. b3 Bf5 8. Bb2 f6 9. Nf3 Bg6 10. O-O e6 11. Nc3 Bd6 12. Na4 Nh6 13. c4 O-O 14. Rc1 Bd3 15. Re1 dxc4 16. bxc4 e5 17. fxe5 fxe5 18. e4 Rf4 19. g3 Rxe4 20. Rxe4 Bxe4 21. Qe2 Bxf3 22. Qxf3 Rf8 23. Qe4 Qf7 24. Qxc6 Qf2+ 25. Kh1 Ng4 26. Qg2 Qxg2+ 27. Kxg2 Rf2+ 28. Kh3 h5 29. Rh1 g5 30. Bc3 Re2 31. Nb6 Nf2+ 32. Kg2 Nxh1+ 33. Kxh1 Kf7 34. Nd5 g4 35. Kg1 Ke6 36. a4 e4 37. Ne3 Be5 38. Ba5 Bd4 39. Bb6 Kd6 40. Kf1 Rxd2 41. Nd5 Ke5 42. Ne7 e3 43. Nc6+ Ke4 44. Nb8 Rf2+ 45. Ke1 Bc3+ 0-1