[Event "Round 2: Matias Martinez Flores - Alvaro Quiroz Frias"] [Site "https://lichess.org/study/TB5Z85Zj/i7MK9HOU"] [White "Matias Martinez Flores"] [Black "Alvaro Quiroz Frias"] [Result "1-0"] [UTCDate "2022.09.04"] [UTCTime "16:39:36"] [Variant "Standard"] [ECO "B33"] [Opening "Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation"] [Annotator "https://lichess.org/@/Club_Nikaili"] 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 e5 6. Ndb5 d6 7. Bg5 a6 8. Na3 b5 9. Nd5 Be7 10. Bxf6 Bxf6 11. c3 Rb8 12. Nc2 Bg5 13. Be2 O-O 14. O-O f5 15. Bf3 f4 16. Bg4 Bd7 17. Bxd7 Qxd7 18. Qh5 Bh6 19. Rad1 Qf7 20. Qxf7+ Rxf7 21. Ndb4 Nxb4 22. Nxb4 Rf6 23. Nxa6 Ra8 24. Nb4 g5 25. f3 Bf8 26. Rd5 h5 27. Rxb5 g4 28. Rd5 Rg6 29. Kf2 h4 30. fxg4 Rxg4 31. Kf3 Rg6 32. a3 Ra7 33. Rfd1 Rag7 34. R1d2 h3 35. gxh3 Rh7 36. Rg2 Rxh3+ 37. Kf2 Rxg2+ 38. Kxg2 Re3 39. Rd2 Be7 40. Nd5 f3+ 41. Kf2 Bh4+ 42. Kxe3 Bg5+ 43. Kd3 Bxd2 44. Kxd2 Kf7 45. Ke3 Ke6 46. Kxf3 Kd7 47. h4 Ke6 48. a4 Kf7 49. a5 Kg6 50. a6 Kh5 51. a7 Kxh4 52. a8=Q Kg5 53. Qf8 Kh5 54. Qg7 1-0