[Event "San Juan"]
[Site "San Juan"]
[Date "1969.10.14"]
[Round "6"]
[White "Colon Romero, Arturo"]
[Black "Larsen, Bent"]
[Result "0-1"]

1. c4 f5 2. Nc3 Nf6 3. g3 e5 4. Bg2 Bb4 5. a3 Bxc3 6. dxc3 d6 7. Bg5 O-O 8. Nf3 Nbd7 9. b4 Qe8 10. Bxf6 Nxf6 11. e3 Be6 12. Nd2 Rb8 13. O-O Qf7 14. Qa4 a6 15. c5 dxc5 16. bxc5 c6 17. Rab1 Qe7 18. Qa5 Rfd8 19. Rfd1 Ba2 20. Ra1 Bf7 21. Rab1 Kf8 22. Qb4 Bh5 23. Bf3 Rxd2 24. Bxh5 Rbd8 25. c4 R2d7 26. Bf3 g5 27. Rd6 g4 28. Be2 Ne4 29. Bd3 Nxd6 30. cxd6 Qxd6 0-1