Silva Cerda, Mark Valentin vs Iglesias Ferreira, Andres

1. d4 1... Nf6 2. c4 2... e6 3. Nc3 3... Bb4 4. e3 4... O-O 5. Bd2 5... b6 6. Nf3 6... Bb7 7. Bd3 7... d6 8. Qc2 8... Nbd7 9. a3 9... Bxc3 10. Bxc3 10... Re8 11. Rd1 11... e5 12. dxe5 12... dxe5 13. Ng5 13... e4 14. Be2 14... Qe7 15. Nh3 15... Ne5 16. O-O 16... Qe6 17. Ng5 17... Qc6 18. Nh3 18... Nfg4?! 19. Bxe5?! 19... Nxe5 20. Nf4 20... b5 21. c5 21... Rad8 22. Rxd8 22... Rxd8 23. Rd1 23... Rd7?! 24. Qc3 24... Rxd1+ 25. Bxd1 25... Nc4?! 26. Qd4 26... Qf6 27. Qd7 27... g6 28. Qxc7 28... Bc6?! 29. h4 29... Nxb2 30. Bb3 30... Nd3?! 31. Bxf7+ 31... Qxf7 32. Qxc6 32... Nxf4 33. exf4 33... Qxf4 34. Qe6+ 34... Kf8 35. c6 35... Qc1+ 36. Kh2 36... Qf4+ 37. Kg1 37... Qc1+ 38. Kh2 38... Qf4+ 39. Kh3 39... Qc7 40. Qf6+ 40... Kg8 41. Qe6+ 41... Kf8 42. Qxe4 42... Qd6 43. Qb4?? 43... Qxb4 44. axb4 44... Ke7 45. g4 45... Kd6?? 46. f4 46... Kxc6 47. f5 47... gxf5 48. gxf5 48... Kd6 49. Kg4 49... Ke7?? 50. Kg5 50... Kf7 51. h5 51... Kg7?! 52. Kf4 52... Kf6 53. Ke4 53... h6 54. Kf4 54... Kf7 55. Ke5 55... Ke7 56. Kd5 56... Kf6 57. Kc5?? 57... Kxf5 58. Kxb5 58... Ke5 59. Kc5 59... Ke4 60. b5 60... Ke5 61. Kc4 61... Kd6 62. Kd4 62... Kc7 63. Kc5 63... Kb7 64. Kb4 64... Kb6 65. Kc4 65... Kb7 66. Kc5 66... Kc7 67. Kd4 67... Kd6 68. Kc4 68... Ke6 69. Kc5 69... Ke5 70. Kc6 70... Kd4 71. Kb7 71... Kc4 72. Kc6 72... Kd4 73. Kb7 73... Kc5 74. Ka6 74... Kc4 75. Ka5 75... Kd4 76. Kb4 76... Kd5 77. Ka5 77... Kd6 78. Ka6 78... Kc5 79. Ka5 79... Kd5 80. Ka6 80... Kc4 81. Ka5 81... Kc5 82. Ka6 82... Kc4 83. Ka5