Event: U20 Pan American Chess Championship OPEN 2025
Site: CEMINA Centro Militar Naval y Aeronautico - Asunción
Date: 2025-06-18
White: Barrios Pinanez, Carlos Emmanuel
WhiteElo: 1545
Black: Sifuentes Alcantara, Jhony Sebas
BlackElo: 1993
Result: 0-1
ECO: B90
Opening: Sicilian Defense: Najdorf Variation
Variant: Standard

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bd3 e5 7. Nde2 Be7 8. f3 h5 9. h4 Be6 10. b3 Nbd7 11. Bb2 b5 12. a4 b4 13. Na2 d5 14. Qd2 dxe4 15. Bxe4 Nxe4 16. fxe4 a5 17. g3 Qc7 18. Rc1 Nc5 19. Qe3 f6 20. c4 Qb7 21. Rg1 O-O-O 22. Rd1 Rxd1+ 23. Kxd1 Rd8+ 24. Kc2 Qxe4+ 25. Qxe4 Nxe4 26. Bc1 Bc5 27. Rg2 Bf5 28. Kb2 Bh3 29. Rh2 Bg4 30. Nf4 exf4 31. Bxf4 Bd6 32. Bxd6 Rxd6 33. Rg2 Rd2+ 34. Rxd2 Nxd2 35. Nc1 Ne4 36. Nd3 Nxg3 37. Nf4 Nf5 38. Ng6 Kd7 39. Kc2 Nd4+ 40. Kd3 Nxb3 0-1