[Event "Las Palmas-06"]
[Site "Las Palmas"]
[Date "1977.??.??"]
[Round "5"]
[White "Timman, Jan H"]
[Black "Debarnot, Roberto Luis"]
[Result "1/2-1/2"]
[WhiteElo "2590"]
[BlackElo "2405"]

1. c4 Nf6 2. Nc3 e6 3. Nf3 c5 4. e3 d5 5. d4 Nc6 6. a3 a6 7. Bd3 Bd6 8. b3 O-O 9. O-O b6 10. Bb2 Bb7 11. Rc1 Rc8 12. cxd5 Nxd5 13. Nxd5 exd5 14. dxc5 bxc5 15. e4 Nb4 16. exd5 Nxd3 17. Qxd3 Bxd5 18. Rfd1 Bxf3 19. Qxf3 Qc7 20. Rd5 Rfe8 21. Qg4 Bf8 22. h4 Qb6 23. Rg5 f6 24. Qc4+ Kh8 25. Rd5 Rb8 26. Rd3 Qe6 27. a4 Qe2 28. Ba3 Re4 29. Qc2 Qxc2 30. Rxc2 Rxh4 31. Bxc5 Bxc5 32. Rxc5 h6 33. Rc7 Rhb4 34. Rdd7 Rg4 35. Rb7 Rb4 36. Ra7 Rg4 37. Rdb7 Rc8 38. Rxa6 Rc1+ 39. Kh2 Rc2 40. Kh3 f5 1/2-1/2