Event: U20 Pan American Chess Championship OPEN 2025
Site: CEMINA Centro Militar Naval y Aeronautico - Asunción
Date: 2025-06-19
White: Martello, Benjamin
WhiteElo: 2040
Black: Huallpa Fernandez, Hector Manuel
BlackElo: 1983
Result: 0-1
ECO: D85
Opening: Grünfeld Defense: Exchange Variation, Modern Exchange Variation
Variant: Standard

1. Nf3 g6 2. d4 Nf6 3. c4 Bg7 4. Nc3 d5 5. cxd5 Nxd5 6. e4 Nxc3 7. bxc3 c5 8. Bc4 O-O 9. O-O Bg4 10. Be3 Nc6 11. d5 Ne5 12. Be2 Nxf3+ 13. Bxf3 Bxf3 14. Qxf3 Bxc3 15. Rac1 Bd4 16. Bxd4 cxd4 17. Rfd1 e5 18. dxe6 fxe6 19. Qb3 Qf6 20. f3 Rf7 21. Rc5 Rd8 22. Qc4 Kg7 23. Rd3 e5 24. Rb3 Rdd7 25. Rbb5 d3 26. Rd5 d2 27. Qe2 Qc6 28. Qd1 Qc1 29. Rb1 Qxd1+ 30. Rxd1 Rxd5 31. exd5 Kf6 32. Kf2 Ke7 33. Rxd2 Kd6 34. Ke3 Rc7 35. g3 b5 36. f4 Rc3+ 37. Ke4 Rc4+ 38. Kf3 exf4 39. gxf4 a5 40. Kg4 Rc5 41. Rd3 Rxd5 42. Rh3 h5+ 43. Kh4 Rf5 44. Rd3+ Kc5 45. Kg3 b4 46. Re3 a4 47. Re6 g5 48. fxg5 Rxg5+ 49. Kh4 Rg2 0-1