
[Event "Subzonal 2.3.2 2025"]
[Site "Medellin COL"]
[Date "2025.04.16"]
[Round "5.83"]
[White "Martinez Serna, Juan Esteban"]
[Black "Rivero Ochoa, Alan Alexis"]
[Result "1-0"]
[WhiteElo "1943"]
[BlackElo "1699"]
[ECO "E16"]
[PlyCount "83"]
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ 6.Bd2 a5 7.O-O O-O 8.Bf4 Be7 9.Nc3 d6 10.Qc2 Na6 11.e4 d5 12.cxd5 exd5 13.e5 Ne8 14.Rfd1 c6 15.h4 Nac7 16.Ng5 g6 17.Na4 Ne6 18.Nxe6 fxe6 19.Bh6 Ng7 20.Bxg7 Kxg7 21.Bh3 Bc8 22.Qc4 c5 23.Qxc5 Bd7 24.Qc2 Rc8 25.Nc3 b5 26.Qd3 Qb6 27.Nxd5 Qd8 28.Nf4 Bxh4 29.Nxe6+ Bxe6 30.Bxe6 Rc6 31.d5 Rc4 32.b3 Rcf4 33.gxf4 Rxf4 34.Rd2 Qg5+ 35.Kf1 Bg3 36.Bh3 h5 37.Bg2 Qh4 38.Qe3 Qg5 39.Kg1 h4 40.Re1 h3 41.fxg3 Rf1+ 42.Bxf1 1-0
[Site "Medellin COL"]
[Date "2025.04.16"]
[Round "5.83"]
[White "Martinez Serna, Juan Esteban"]
[Black "Rivero Ochoa, Alan Alexis"]
[Result "1-0"]
[WhiteElo "1943"]
[BlackElo "1699"]
[ECO "E16"]
[PlyCount "83"]
1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Bb4+ 6.Bd2 a5 7.O-O O-O 8.Bf4 Be7 9.Nc3 d6 10.Qc2 Na6 11.e4 d5 12.cxd5 exd5 13.e5 Ne8 14.Rfd1 c6 15.h4 Nac7 16.Ng5 g6 17.Na4 Ne6 18.Nxe6 fxe6 19.Bh6 Ng7 20.Bxg7 Kxg7 21.Bh3 Bc8 22.Qc4 c5 23.Qxc5 Bd7 24.Qc2 Rc8 25.Nc3 b5 26.Qd3 Qb6 27.Nxd5 Qd8 28.Nf4 Bxh4 29.Nxe6+ Bxe6 30.Bxe6 Rc6 31.d5 Rc4 32.b3 Rcf4 33.gxf4 Rxf4 34.Rd2 Qg5+ 35.Kf1 Bg3 36.Bh3 h5 37.Bg2 Qh4 38.Qe3 Qg5 39.Kg1 h4 40.Re1 h3 41.fxg3 Rf1+ 42.Bxf1 1-0
[Event "Subzonal 2.3.2 2025"]
[Site "Medellin COL"]
[Date "2025.04.16"]
[Round "5.83"]
[White "Martinez Serna, Juan Esteban"]
[Black "Rivero Ochoa, Alan Alexis"]
[Result "1-0"]
[WhiteElo "1943"]
[BlackElo "1699"]
[ECO "E16"]
[Opening "Queen's Indian"]
[Variation "Yates variation"]
[EventDate "2025.04.14"]
[WhiteFideId "4488334"]
[BlackFideId "3946258"]
1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Bb4+ 6. Bd2 a5 7. O-O O-O 8.
Bf4 Be7 9. Nc3 d6 10. Qc2 Na6 11. e4 d5 12. cxd5 exd5 13. e5 Ne8 14. Rfd1
c6 15. h4 Nac7 16. Ng5 g6 17. Na4 Ne6 18. Nxe6 fxe6 19. Bh6 Ng7 20. Bxg7
Kxg7 21. Bh3 Bc8 22. Qc4 c5 23. Qxc5 Bd7 24. Qc2 Rc8 25. Nc3 b5 26. Qd3 Qb6
27. Nxd5 Qd8 28. Nf4 Bxh4 29. Nxe6+ Bxe6 30. Bxe6 Rc6 31. d5 Rc4 32. b3
Rcf4 33. gxf4 Rxf4 34. Rd2 Qg5+ 35. Kf1 Bg3 36. Bh3 h5 37. Bg2 Qh4 38. Qe3
Qg5 39. Kg1 h4 40. Re1 h3 41. fxg3 Rf1+ 42. Bxf1 1-0