[Event "Mar del Plata International-23"]
[Site "Mar del Plata"]
[Date "1960.04.10"]
[Round "11"]
[White "Letelier Martner, Rene"]
[Black "Spassky, Boris Vasilievich"]
[Result "0-1"]

1. e4 c5 2. Nf3 d6 3. c3 Nf6 4. Bb5+ Bd7 5. Bxd7+ Qxd7 6. Qe2 Qg4 7. e5 dxe5 8. Nxe5 Qxg2
9. Qf3 Qg5 10. Nc4 Nc6 11. Nba3 Qd5 12. Qxd5 Nxd5 13. d3 e6 14. Rg1 g6 15. Bg5 Be7 16.
O-O-O Rd8 17. Kc2 Bxg5 18. Rxg5 f5 19. Rgg1 Ke7 20. Rge1 Kf6 21. Re2 a6 22. Rde1 Nf4 23.
Re3 Rhe8 24. Rf3 Nd5 25. Nd2 Kg7 26. Nac4 e5 27. h4 b5 28. Ne3 Nf4 29. Rg1 Ne7 30. Ng2
Ned5 31. Nb3 Rc8 32. Ne3 Kf6 33. Nd2 Red8 34. Nef1 Rd7 35. Ng3 Nb6 36. Rd1 Rcd8 37. Ndf1
Ke6 38. Rd2 Nbd5 39. Ne2 Ng2 40. Rh3 Nf6 41. Nc1 Kf7 42. a3 Nh5 43. Kd1 Nhf4 44. Rh2 e4
45. dxe4 fxe4 46. Ne2 Rxd2+ 47. Nxd2 e3 48. fxe3 Nxe3+ 49. Kc1 Ng4 0-1