[Event "35.Schlosspark-Open"] [Site "Wiesbaden-Biebrich"] [Date "2026.08.28"] [Round "2.12"] [White "Haag, Martin"] [Black "Gieringer, Clemens"] [Result "0-1"] [WhiteElo "2229"] [BlackElo "1915"] [WhiteFideId "-1"] [BlackFideId "-1"] [PlyCount "46"] [GameId "2350699163392027"] [EventDate "2026.08.27"] [WhiteTeam "SC Bonn Beuel"] [BlackTeam "Sfr.Mainz 1928"] 1. c4 c6 2. Nf3 d5 3. g3 Nf6 4. Bg2 e6 5. O-O Bd6 6. d4 O-O 7. Nc3 Nbd7 8. Nd2 Re8 9. e4 e5 10. dxe5 Nxe5 11. cxd5 cxd5 12. exd5 Bg4 13. Qb3 a5 14. a4 Bb4 15. f3 Bf5 16. Nde4 Qb6+ 17. Kh1 Nd3 18. h3 Nh5 19. Kh2 Qg6 20. Ne2 Nc5 21. Qc2 Rac8 22. Qd1 Nxe4 23. fxe4 Bxe4 0-1