[Event "Interzonal-11a"]
[Site "Riga"]
[Date "1979.09.07"]
[Round "3"]
[White "Rodriguez, Ruben"]
[Black "Tseshkovsky, Vitaly"]
[Result "1/2-1/2"]
[BlackElo "2560"]

1. d4 Nf6 2. c4 c5 3. d5 e6 4. Nc3 exd5 5. cxd5 d6 6. e4 g6 7. Bg5 Bg7 8. Nf3 h6 9. Bh4 a6 10. Nd2 b5 11. Be2 Nbd7 12. Qc2 O-O 13. a4 bxa4 14. O-O Nb6 15. Nxa4 Nxa4 16. Rxa4 g5 17. Bg3 Re8 18. Bb5 Re7 19. Bc6 Rb8 20. Qd1 Ng4 21. Nc4 Ne5 22. Nxe5 Bxe5 23. Bxe5 Rxe5 24. Qd2 Qb6 25. f4 c4+ 26. Rf2 Rxe4 27. fxg5 Qxb2 28. Qxb2 Re1+ 29. Rf1 Rxf1+ 30. Kxf1 Rxb2 31. Rxc4 Bf5 32. Rf4 Bd3+ 33. Ke1 hxg5 34. Rg4 f6 35. h4 Re2+ 36. Kd1 Re4 37. Rg3 Be2+ 38. Kd2 Rg4 39. Re3 Bb5 40. hxg5 Rxg2+ 41. Kc3 Rxg5 42. Bxb5 axb5 43. Re6 Rxd5 44. Rxf6 Kg7 45. Rf1 Kg6 46. Kb4 Kg5 47. Ka5 Kg4 48. Kb4 1/2-1/2