[Event "Mar del Plata International-24"]
[Site "Mar del Plata"]
[Date "1961.03.25"]
[Round "11"]
[White "Letelier Martner, Rene"]
[Black "Bielicki, Carlos"]
[Result "1-0"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. Bc4 e6 7. a3 Be7 8. O-O O-O 9. Ba2 Nxd4 10. Qxd4 b6 11. Bg5 Bb7 12. Rad1 Qc7 13. Rfe1 Rfd8 14. Bb3 Rac8 15. Bh4 Bc6 16. Rd3 Ne8 17. Bxe7 Qxe7 18. f4 Nf6 19. Rg3 e5 20. fxe5 dxe5 21. Qf2 Rd6 22. Rf3 Kh8 23. Qh4 Bd7 24. Ref1 Be6 25. g4 Bxb3 26. cxb3 h6 27. Kh1 Rf8 28. Rf5 Re6 29. Qg3 g6 30. R5f3 Kg7 31. R1f2 Rd6 32. Rxf6 Rxf6 33. Nd5 Rxf2 34. Nxe7 Rf4 35. Qd3 Rxg4 36. Qd5 Rg5 37. Qd7 h5 38. Nd5 Rg4 39. Nc3 Rg5 40. Qe7 Rg4 41. Qxe5+ f6 42. Qd6 Rf7 43. b4 h4 44. Qe6 Rg5 45. a4 Re5 46. Qh3 g5 47. Qg4 Kh6 48. Qc8 Kg7 49. Qd8 h3 50. Kg1 Rfe7 51. Kf2 Re8 52. Qd7+ Kg6 53. Qxa7 f5 54. Qxb6+ R8e6 55. Qd8 fxe4 56. Ke3 Kf5 57. Ne2 1-0