
[Event "45th San Sebastian Open"]
[Site "Donostia ESP"]
[Date "2025.04.17"]
[Round "5.6"]
[White "Prieto Aranguren, A"]
[Black "Ontiveros Acuna, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2257"]
[BlackElo "2064"]
[ECO "A58"]
[PlyCount "71"]
1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bg7 7.a7 Rxa7 8.e4 d6 9.Be2 O-O 10.Nf3 Na6 11.O-O Nb4 12.a3 Nd7 13.Bd2 Na6 14.Nb5 Ra8 15.Bc3 Bxc3 16.bxc3 Nc7 17.a4 Ne8 18.Qc2 Ng7 19.Nd2 f5 20.exf5 Nxf5 21.Nf3 Nf6 22.Bc4 h6 23.Rfe1 Rf7 24.h3 g5 25.g4 Ng7 26.Re3 Bxg4 27.hxg4 Nxg4 28.Re4 Qd7 29.Be2 Raf8 30.Nxg5 Ne3 31.Rxe3 hxg5 32.Rf1 Rf4 33.Qg6 g4 34.Bd3 R8f6 35.Qh7+ Kf7 36.Rfe1 1-0
[Site "Donostia ESP"]
[Date "2025.04.17"]
[Round "5.6"]
[White "Prieto Aranguren, A"]
[Black "Ontiveros Acuna, Miguel Angel"]
[Result "1-0"]
[WhiteElo "2257"]
[BlackElo "2064"]
[ECO "A58"]
[PlyCount "71"]
1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 g6 6.Nc3 Bg7 7.a7 Rxa7 8.e4 d6 9.Be2 O-O 10.Nf3 Na6 11.O-O Nb4 12.a3 Nd7 13.Bd2 Na6 14.Nb5 Ra8 15.Bc3 Bxc3 16.bxc3 Nc7 17.a4 Ne8 18.Qc2 Ng7 19.Nd2 f5 20.exf5 Nxf5 21.Nf3 Nf6 22.Bc4 h6 23.Rfe1 Rf7 24.h3 g5 25.g4 Ng7 26.Re3 Bxg4 27.hxg4 Nxg4 28.Re4 Qd7 29.Be2 Raf8 30.Nxg5 Ne3 31.Rxe3 hxg5 32.Rf1 Rf4 33.Qg6 g4 34.Bd3 R8f6 35.Qh7+ Kf7 36.Rfe1 1-0
[Event "45th San Sebastian Open"]
[Site "Donostia ESP"]
[Date "2025.04.17"]
[Round "5.6"]
[White "Prieto Aranguren, A"]
[Black "Ontiveros Acuna, Miguel Angel"]
[Result "1-0"]
[WhiteTitle "FM"]
[WhiteElo "2257"]
[BlackElo "2064"]
[ECO "A58"]
[Opening "Benko gambit accepted"]
[EventDate "2025.04.14"]
[WhiteFideId "2268906"]
[BlackFideId "3911551"]
1. d4 Nf6 2. c4 c5 3. d5 b5 4. cxb5 a6 5. bxa6 g6 6. Nc3 Bg7 7. a7 Rxa7 8.
e4 d6 9. Be2 O-O 10. Nf3 Na6 11. O-O Nb4 12. a3 Nd7 13. Bd2 Na6 14. Nb5 Ra8
15. Bc3 Bxc3 16. bxc3 Nc7 17. a4 Ne8 18. Qc2 Ng7 19. Nd2 f5 20. exf5 Nxf5
21. Nf3 Nf6 22. Bc4 h6 23. Rfe1 Rf7 24. h3 g5 25. g4 Ng7 26. Re3 Bxg4 27.
hxg4 Nxg4 28. Re4 Qd7 29. Be2 Raf8 30. Nxg5 Ne3 31. Rxe3 hxg5 32. Rf1 Rf4
33. Qg6 g4 34. Bd3 R8f6 35. Qh7+ Kf7 36. Rfe1 1-0