[Event "Interzonal-11a"]
[Site "Riga"]
[Date "1979.09.23"]
[Round "13"]
[White "Rodriguez, Ruben"]
[Black "Mednis, Edmar John"]
[Result "0-1"]
[BlackElo "2510"]

1. d4 Nf6 2. c4 g6 3. g3 Bg7 4. Bg2 O-O 5. Nf3 d6 6. O-O c6 7. Nc3 Qa5 8. h3 e5 9. e4 Nbd7 10. Re1 Re8 11. d5 c5 12. a3 Re7 13. Be3 Ne8 14. Qc2 Qd8 15. b4 b6 16. Rab1 Nf8 17. Nd2 f5 18. bxc5 bxc5 19. f4 Nf6 20. fxe5 Rxe5 21. Nf3 Re8 22. e5 dxe5 23. Bxc5 e4 24. Nd2 Nh5 25. Bf2 Ba6 26. Nd1 Be5 27. Qa4 Qc8 28. Rb3 Nd7 29. Kh1 Nb6 30. Rxb6 axb6 31. g4 Nf4 32. Bf1 Nd3 33. Bxd3 exd3 34. Bxb6 fxg4 35. c5 gxh3 36. c6 Qf5 37. Qe4 Bd6 38. Qxf5 Rxe1+ 39. Qf1 Rae8 40. Be3 Rxf1+ 41. Nxf1 0-1