[Event "Sparkassen-Open A"] [Site "Heusenstamm, Martinsee"] [Date "2025.11.21"] [Round "3.63"] [White "Mellinghoff, Arthur"] [Black "Mährlein, Christoph"] [Result "0-1"] [ECO "A00"] [WhiteElo "1763"] [BlackElo "2024"] [PlyCount "46"] [EventDate "2025.11.20"] [WhiteTeam "Aachen"] [BlackTeam "SC Pforzheim 1906"] 1. b3 e5 2. Bb2 d6 3. e3 Nf6 4. c4 Be7 5. Nf3 O-O 6. d4 e4 7. Nfd2 Re8 8. Nc3 Bf8 9. Qc2 Bf5 10. f3 Nc6 11. a3 Nxd4 12. exd4 exf3+ 13. Nce4 Nxe4 14. O-O-O Ng3 15. Bd3 Bxd3 16. Qxd3 Nxh1 17. Qxf3 c6 18. Rg1 Qg5 19. Kc2 Re3 20. Qf2 Rae8 21. Rf1 Qg6+ 22. Kc1 Re2 23. Qh4 Be7 0-1