[Event "4th Leca Chess Open 2025"] [Site "Leca da Palmeira POR"] [Date "2025.08.01"] [Round "2.19"] [White "Mariath, Lucas Schenk"] [Black "Almeida, Francisco Nunes Vieira"] [Result "0-1"] [BlackElo "1933"] [ECO "B23"] [Opening "Sicilian"] [Variation "closed, 2...Nc6"] [EventDate "2025.07.31"] [WhiteFideId "1989960"] [BlackFideId "1969420"] 1. e4 c5 2. Nc3 Nc6 3. Bb5 e6 4. Nf3 Nge7 5. O-O a6 6. Bxc6 Nxc6 7. d4 cxd4 8. Nxd4 Be7 9. Bf4 O-O 10. Qg4 Nxd4 11. e5 f6 12. Bh6 Nf5 13. Bf4 fxe5 14. Bxe5 d6 15. Bf4 e5 16. Bd2 Ne3 17. Bxe3 Bxg4 18. h3 Bxh3 19. Rfd1 Bg5 20. Rd2 Bxe3 21. fxe3 Qg5 22. Kh1 Rf6 23. Ne4 Bxg2+ 24. Rxg2 Qh4+ 25. Kg1 Qxe4 26. Re1 Raf8 27. Kh2 Qh4+ 28. Kg1 Qxe1+ 29. Kh2 Qh4+ 30. Kg1 Rf1# 0-1