[Event "Olympiad-15 Preliminaries B"]
[Site "Varna"]
[Date "1962.09.19"]
[Round "4"]
[White "Porat, Yosef"]
[Black "Colon Romero, Arturo"]
[Result "1-0"]

1. d4 Nf6 2. c4 e6 3. Nc3 d5 4. Bg5 Be7 5. e3 O-O 6. Qc2 Nbd7 7. cxd5 exd5 8. Bd3 Re8 9. Nf3 c6 10. O-O Nf8 11. Bf4 Ng6 12. Bg3 Nh5 13. a3 Nxg3 14. hxg3 Bd6 15. b4 Bg4 16. b5 Qf6 17. Nh2 Bd7 18. bxc6 bxc6 19. Na4 h5 20. Nf3 Rac8 21. Nc5 Bg4 22. Nh2 Ne7 23. Rab1 Bf5 24. Rb7 h4 25. Rxe7 Qxe7 26. Bxf5 hxg3 27. Ng4 Rcd8 28. fxg3 Bxc5 29. Qxc5 Qxc5 30. dxc5 Re7 31. Kf2 g6 32. Bc2 Kg7 33. Ba4 Re4 34. Bd1 f5 35. Nh2 Rc4 36. Nf3 Rxc5 37. Nd4 Rd6 38. g4 fxg4 39. Bxg4 Rc3 40. Rb1 Rxa3 41. Rb7+ Kf6 42. Rc7 a5 43. Bd7 a4 44. Be8 Ra1 45. Rf7+ Kg5 46. Nf3+ Kh6 47. g4 Re6 48. g5+ Kh5 49. Bd7 1-0