Alonso Vargas, David vs Prieto Martin, Manuel

1. e4 1... c5 2. Nf3 2... Nc6 3. d4 3... cxd4 4. Nxd4 4... Qb6 5. Nxc6 5... bxc6 6. c4 6... g6 7. Be3 7... Qc7 8. Bd4 8... e5 9. Bc3 9... Bg7?! 10. Bd3 10... Ne7?! 11. O-O?! 11... O-O?! 12. c5 12... Bb7?! 13. Nd2 13... d6 14. cxd6 14... Qxd6 15. Nc4 15... Qc7 16. Qe2 16... Rae8?! 17. Qe3 17... c5 18. b4 18... f5 19. f3 19... Rc8? 20. Rab1 20... Ba8 21. Rfc1?! 21... f4? 22. Qf2?! 22... Rfd8 23. Bc2 23... cxb4 24. Bxb4 24... Nc6 25. Bb3 25... Kh8 26. Na5 26... Qb6?! 27. Qxb6 27... axb6 28. Nxc6 28... Rxc6 29. Rxc6 29... Bxc6 30. Be7?! 30... Rd7 31. Rc1?! 31... Bb7? 32. Ba3?! 32... h5?? 33. Be6 33... Rd3 34. Bb4?! 34... Rd4?! 35. a3?! 35... Ba6?! 36. Bc8?? 36... Bb5 37. Be6 37... Ba6?? 38. Kf2?! 38... Kh7 39. Rc7 39... Kh6 40. Bb3?! 40... Rd3 41. Bc2 41... Rd8 42. Rc6 42... Rb8 43. Bd6? 43... Rb7?? 44. Bb3?! 44... Bb5 45. Rc7 45... Rxc7 46. Bxc7 46... Bf8 47. Bxb6? 47... Bxa3 48. Ba7 48... Bd6 49. g3 49... g5 50. gxf4 50... gxf4 51. Be6 51... Kg6 52. Bf5+ 52... Kf6 53. Bb6 53... Be7 54. Kg2 54... Kg7 55. Bc7 55... Bf6 56. Bd6 56... Kf7 57. Kf2 57... Kg7 58. Ke1 58... Kf7 59. Kf2 59... Kg7