[Event "Mar del Plata International-22"]
[Site "Mar del Plata"]
[Date "1959.04.04"]
[Round "11"]
[White "Sanchez, Luis Augusto"]
[Black "Letelier Martner, Rene"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 Na5 9. Bc2 c5 10. d4 Qc7 11. Nbd2 O-O 12. h3 Re8 13. Nf1 Bd7 14. Ne3 Bf8 15. dxe5 dxe5 16. Nh2 Be6 17. Nhg4 Nd7 18. Qf3 Nc4 19. Nxc4 Bxc4 20. Qg3 Be6 21. f4 Bxg4 22. hxg4 exf4 23. Bxf4 Ne5 24. Rad1 Re6 25. Rd5 Rae8 26. Red1 c4 27. Kh1 f6 28. Qh3 Qf7 29. a4 Nd3 30. R5xd3 cxd3 31. Bb3 bxa4 32. Bd5 Kh8 33. Rxd3 Qg6 34. Bxe6 Rxe6 35. Rd8 Kg8 36. Qd3 Qxg4 37. Bd6 1/2-1/2