[Event "Interzonal-11a"]
[Site "Riga"]
[Date "1979.09.15"]
[Round "8"]
[White "Tarjan, James Edward"]
[Black "Rodriguez, Ruben"]
[Result "1-0"]
[WhiteElo "2525"]

1. d4 Nf6 2. c4 g6 3. Nc3 Bg7 4. e4 d6 5. Be2 O-O 6. Bg5 c5 7. dxc5 dxc5 8. Qxd8 Rxd8 9. e5 Nfd7 10. e6 Nf6 11. exf7+ Kxf7 12. Be3 Na6 13. Nf3 Kg8 14. O-O Bf5 15. Rad1 Ng4 16. Bg5 Nc7 17. Nh4 Rxd1 18. Rxd1 Be6 19. Bxe7 Re8 20. Bxc5 Bc8 21. Bd4 Bf8 22. h3 Ne5 23. Ne4 Nd7 24. Nc3 Ne6 25. Be3 Nec5 26. Nf3 Bg7 27. Bd4 Bh6 28. Bf1 b6 29. Re1 Rf8 30. b4 Na6 31. Nd5 Bb7 32. Ne7+ Kf7 33. c5 Re8 34. c6 Rxe7 35. Rxe7+ Kxe7 36. cxb7 Nxb4 37. Be5 Nc6 38. Bc7 Ndb8 39. Bb5 Bg7 40. Bxc6 1-0