[Event "Costa del Sol-01"]
[Site "Malaga"]
[Date "1961.01.24"]
[Round "1"]
[White "Portisch, Lajos"]
[Black "Najdorf, Miguel"]
[Result "0-1"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Nf3 O-O 6. Be2 e5 7. O-O Nbd7 8. Re1 c6 9. Bf1
a5 10. Rb1 Re8 11. b3 Ng4 12. d5 c5 13. h3 Nh6 14. Nb5 Nf8 15. a3 f5 16. Nd2 Nf7 17. b4 b6
18. bxc5 bxc5 19. Bd3 f4 20. Be2 Nd7 21. Bg4 Nf6 22. Bxc8 Qxc8 23. Nc3 g5 24. Rb6 h5 25.
Nf3 Qd8 26. Rc6 Rc8 27. Nb5 Qd7 28. h4 gxh4 29. Rxc8 Rxc8 30. Nxh4 Nh6 31. Bd2 Re8 32. a4
Nfg4 33. f3 Qd8 34. Nf5 Nxf5 35. exf5 Nh6 36. Kf2 Qh4+ 37. Ke2 Nxf5 38. Nc3 Rb8 39. Ne4
Rb3 40. Bc3 Ra3 41. Kd3 Ng3 42. Qc1 Nxe4 43. Rxe4 Ra2 44. Re2 Rxe2 45. Kxe2 Qg3 46. Qf1
Qg6 47. Bd2 Qc2 48. Ke1 Bf6 49. g4 fxg3 50. Qh3 Qb3 51. Kf1 Qd3+ 52. Ke1 Qxf3 53. Qe6+ Kg7
0-1