[Event "Interzonal-10a"]
[Site "Biel"]
[Date "1976.07.13"]
[Round "3"]
[White "Diaz Diaz, Joaquin Carlos"]
[Black "Smejkal, Jan"]
[Result "0-1"]
[BlackElo "2615"]

1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nc3 Qc7 6. g3 a6 7. Bg2 Nf6 8. O-O Be7 9. Re1 Nxd4 10. Qxd4 Bc5 11. Bf4 d6 12. Qd2 Ng4 13. Re2 Ne5 14. Na4 Ba7 15. Rd1 Bd7 16. Qb4 Qc4 17. Qxc4 Nxc4 18. b3 e5 19. bxc4 exf4 20. Nc3 Bg4 21. gxf4 Rc8 22. Rxd6 Bxe2 23. Nxe2 Rxc4 24. e5 Rxc2 25. Bxb7 Rxe2 26. Bc6+ Ke7 27. Rd7+ Ke6 28. Rxa7 Rxa2 29. Bb5 Kd5 30. Kg2 axb5 31. Rxa2 b4 32. Ra7 Rb8 33. Rxf7 b3 34. Rd7+ Ke4 35. Rd1 b2 36. Rb1 Kd3 37. Kf3 Kc2 38. Rg1 b1=Q 39. Rxb1 Kxb1 40. f5 Kc2 41. Ke4 Rb4+ 0-1