Fernandez Siles,L vs Shamsuddin,Sayyid Usmon

1. e4 Nc6 2. Nf3 Nf6 3. Nc3 d5 4. exd5 Nxd5 5. Bc4 Nb6 6. Bb3 Bf5 7. d4 e6 8. Bg5 Be7 9. Bxe7 Qxe7 10. Qe2 O-O-O 11. O-O-O Qf6 12. h3 Nxd4 13. Nxd4 Rxd4 14. Rxd4 Qxd4 15. Nb5 Qf4+ 16. Kb1 a6 17. Nc3 Rd8 18. Rd1 Rxd1+ 19. Nxd1 a5 20. a3 Nd7 21. Qb5 Qe5 22. Qxe5 Nxe5 23. Ne3 Bg6 24. f4 Nc6 25. g4 Be4 26. Kc1 Nd4 27. Bc4 Kd7 28. c3 Nc6 29. Be2 Ne7 30. Nc4 Nc6 31. b4 axb4 32. axb4 f6 33. Kd2 Ne7 34. Ne3 Ng6 35. f5 exf5 36. gxf5 Ne7 37. Bg4 c5 38. bxc5 Kc6 39. Nc4 Kxc5 40. Na5 b6 41. Nb3+ Kd5 42. Nd4 Ke5 43. Ke3 Bxf5 44. Nf3+ Kd6 45. Kd4 Bxg4 46. hxg4 Nc6+ 47. Ke4 Ne5 48. Nd4 g6 49. Kf4 Kd5 50. Nb5 Nd3+ 51. Ke3 Nc5 52. Kf4 Ne6+ 53. Ke3 Ke5 54. Na7 Nc7 55. Nc8 Nd5+ 56. Kd3 Kf4 57. Kd4 Ne3 58. Nxb6 Nxg4 59. c4 h5 60. c5 Ne5 61. Nc4 Nc6+ 62. Kd5 Nb4+ 63. Ke6 h4 64. Nd2 h3 65. Nf1 g5 66. Kxf6 g4