[Event "Interzonal-13a"]
[Site "Tunis"]
[Date "1985.05.17"]
[Round "16"]
[White "De Firmian, Nick E"]
[Black "Chernin, Alexander"]
[Result "1-0"]
[WhiteElo "2540"]
[BlackElo "2495"]

1. e4 e6 2. d4 d5 3. Nc3 Bb4 4. e5 Ne7 5. a3 Bxc3+ 6. bxc3 c5 7. Nf3 Nbc6 8. Be2 Qa5 9. Bd2 Bd7 10. O-O Qc7 11. Re1 c4 12. Bf1 h6 13. g3 O-O-O 14. Bh3 Kb8 15. a4 Qa5 16. Qc1 Ka8 17. Qa3 Rde8 18. Reb1 Qd8 19. Bc1 Bc8 20. Bg2 f5 21. exf6 gxf6 22. a5 a6 23. Rb6 Na7 24. Qc5 Nec6 25. Bf4 Qe7 26. Bd6 Qd7 27. Bh3 Nb5 28. Bf4 Nxc3 29. Bf1 Ne4 30. Qa3 Ng5 31. Nxg5 hxg5 32. Bd6 e5 33. Rab1 Re6 34. Bc5 Nxd4 35. Bxd4 exd4 36. Qc5 Qh7 37. h3 Rxb6 38. Rxb6 Qe4 39. Bg2 Qe1+ 40. Kh2 Qxf2 41. Rxa6+ bxa6 42. Qxd5+ Kb8 43. Qd6+ 1-0