[Event "Mar del Plata International-23"]
[Site "Mar del Plata"]
[Date "1960.04.09"]
[Round "10"]
[White "Alvarez del Monte, Jose Luis"]
[Black "Letelier Martner, Rene"]
[Result "1-0"]

1. Nf3 f5 2. g3 g6 3. Bg2 Bg7 4. d4 Nf6 5. c4 O-O 6. b3 d6 7. Bb2 c6 8. O-O h6 9. Qc2 Qe8 10. Nbd2 Nbd7 11. e4 f4 12. Nh4 fxg3 13. hxg3 e5 14. c5 dxc5 15. dxc5 Kh7 16. Nc4 Nh5 17. Bf3 Nf4 18. Bg4 Ne6 19. Nd6 Qe7 20. Nhf5 Qg5 21. Nxg7 Qxg4 22. Nxe6 Qxe6 23. Rad1 Nf6 24. Nxc8 Raxc8 25. Rd6 Qh3 26. Bxe5 Nh5 27. Rfd1 Rf7 28. Qd2 Rcf8 29. Rd8 Qe6 30. Rxf8 Rxf8 31. Qd7+ Qf7 32. Qxf7+ Rxf7 33. Rd8 g5 34. Rh8+ Kg6 35. Rg8+ Kh7 36. Rh8+ Kg6 37. Rg8+ Kh7 38. Rc8 Kg6 39. Bd6 Ng7 40. f4 gxf4 41. gxf4 Nh5 42. f5+ Kg5 43. Rg8+ Rg7 44. Be7+ Kf4+ 45. Rxg7 Nxg7 46. f6 Ne6 47. f7 Kxe4 48. Kf2 b6 49. a4 Kd5 50. b4 Kc4 51. Kf3 bxc5 52. bxc5 Kd4 53. Kg4 1-0