[Event "Capablanca Memorial-03"]
[Site "Havana"]
[Date "1964.08.31"]
[Round "5"]
[White "Portisch, Lajos"]
[Black "Santa Cruz, Hugo"]
[Result "1-0"]

1. c4 Nf6 2. Nc3 d5 3. cxd5 Nxd5 4. g3 e5 5. Bg2 Ne7 6. Nf3 Nbc6 7. b4 f6 8. b5 Nd4 9. O-O Be6 10. e3 Nxf3+ 11. Qxf3 c6 12. bxc6 Nxc6 13. Rb1 Na5 14. d4 Rc8 15. Bb2 Bb4 16. Nd5 Bxd5 17. Qxd5 Qxd5 18. Bxd5 exd4 19. Bxd4 Bc5 20. Rfc1 b6 21. Bxc5 bxc5 22. Rb5 1-0