WORLDBASE
Game / Partie
#1214171
[Event "35th Panam Youth U18 2025"]
[Site "Lima PER"]
[Date "2025.08.02"]
[Round "9.5"]
[White "Alonso Orta, Osiel Alberto"]
[Black "Mayta Aiza, Maveric"]
[Result "1/2-1/2"]
[WhiteElo "2280"]
[BlackElo "2180"]
[ECO "B57"]
[PlyCount "98"]
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 e5 7.Nf3 Be6 8.Bb3 Be7 9.h3 O-O 10.O-O Qd7 11.Be3 b5 12.Qd3 a6 13.Rad1 Rac8 14.Rfe1 Bxb3 15.axb3 h6 16.Rd2 Nb4 17.Qe2 Qb7 18.Qd1 Rfd8 19.Nh4 d5 20.exd5 Nbxd5 21.Qf3 Qa8 22.Nf5 Bf8 23.Nxd5 Nxd5 24.Red1 Nxe3 25.Qxe3 Rxd2 26.Rxd2 Re8 27.Rd7 Qc6 28.Qd2 Qe6 29.Ne3 e4 30.Rd5 Rc8 31.Qd4 Re8 32.b4 Qc6 33.c3 Re6 34.b3 Be7 35.Ng4 Rd6 36.Rxd6 Bxd6 37.Ne3 Bf8 38.Nd5 Qg6 39.c4 e3 40.Qxe3 bxc4 41.bxc4 Bxb4 42.c5 Qb1+ 43.Kh2 Kh7 44.Nxb4 Qxb4 45.Qe5 Qc4 46.Qd6 a5 47.c6 a4 48.c7 a3 49.Qxa3 Qxc7+ 1/2-1/2
[Site "Lima PER"]
[Date "2025.08.02"]
[Round "9.5"]
[White "Alonso Orta, Osiel Alberto"]
[Black "Mayta Aiza, Maveric"]
[Result "1/2-1/2"]
[WhiteElo "2280"]
[BlackElo "2180"]
[ECO "B57"]
[PlyCount "98"]
1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 e5 7.Nf3 Be6 8.Bb3 Be7 9.h3 O-O 10.O-O Qd7 11.Be3 b5 12.Qd3 a6 13.Rad1 Rac8 14.Rfe1 Bxb3 15.axb3 h6 16.Rd2 Nb4 17.Qe2 Qb7 18.Qd1 Rfd8 19.Nh4 d5 20.exd5 Nbxd5 21.Qf3 Qa8 22.Nf5 Bf8 23.Nxd5 Nxd5 24.Red1 Nxe3 25.Qxe3 Rxd2 26.Rxd2 Re8 27.Rd7 Qc6 28.Qd2 Qe6 29.Ne3 e4 30.Rd5 Rc8 31.Qd4 Re8 32.b4 Qc6 33.c3 Re6 34.b3 Be7 35.Ng4 Rd6 36.Rxd6 Bxd6 37.Ne3 Bf8 38.Nd5 Qg6 39.c4 e3 40.Qxe3 bxc4 41.bxc4 Bxb4 42.c5 Qb1+ 43.Kh2 Kh7 44.Nxb4 Qxb4 45.Qe5 Qc4 46.Qd6 a5 47.c6 a4 48.c7 a3 49.Qxa3 Qxc7+ 1/2-1/2
[Event "35th Panam Youth U18 2025"]
[Site "Lima PER"]
[Date "2025.08.02"]
[Round "9.5"]
[White "Alonso Orta, Osiel Alberto"]
[Black "Mayta Aiza, Maveric"]
[Result "1/2-1/2"]
[WhiteTitle "FM"]
[BlackTitle "CM"]
[WhiteElo "2280"]
[BlackElo "2180"]
[ECO "B57"]
[Opening "Sicilian"]
[Variation "Sozin, not Scheveningen"]
[EventDate "2025.07.28"]
[WhiteFideId "3531279"]
[BlackFideId "3307336"]
1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 Nc6 6. Bc4 e5 7. Nf3 Be6
8. Bb3 Be7 9. h3 O-O 10. O-O Qd7 11. Be3 b5 12. Qd3 a6 13. Rad1 Rac8 14.
Rfe1 Bxb3 15. axb3 h6 16. Rd2 Nb4 17. Qe2 Qb7 18. Qd1 Rfd8 19. Nh4 d5 20.
exd5 Nbxd5 21. Qf3 Qa8 22. Nf5 Bf8 23. Nxd5 Nxd5 24. Red1 Nxe3 25. Qxe3
Rxd2 26. Rxd2 Re8 27. Rd7 Qc6 28. Qd2 Qe6 29. Ne3 e4 30. Rd5 Rc8 31. Qd4
Re8 32. b4 Qc6 33. c3 Re6 34. b3 Be7 35. Ng4 Rd6 36. Rxd6 Bxd6 37. Ne3 Bf8
38. Nd5 Qg6 39. c4 e3 40. Qxe3 bxc4 41. bxc4 Bxb4 42. c5 Qb1+ 43. Kh2 Kh7
44. Nxb4 Qxb4 45. Qe5 Qc4 46. Qd6 a5 47. c6 a4 48. c7 a3 49. Qxa3 Qxc7+
1/2-1/2