[Event "Linares-01"]
[Site "Linares"]
[Date "1978.11.??"]
[Round "?"]
[White "Rodriguez Vargas, Orestes"]
[Black "Castro Rojas, Oscar Humberto"]
[Result "1/2-1/2"]
[WhiteElo "2485"]
[BlackElo "2425"]

1. d4 Nf6 2. c4 g6 3. Nc3 d5 4. Nf3 Bg7 5. Bg5 c6 6. e3 O-O 7. Be2 Be6 8. cxd5 cxd5 9. Bxf6 Bxf6 10. O-O Nc6 11. Ne1 Bc8 12. Nd3 e6 13. Qd2 Be7 14. Rfc1 Bd6 15. f4 Qe7 16. Nb5 Bb8 17. Rab1 Bd7 18. Nc5 Be8 19. b4 a5 20. a3 f6 21. Nc3 axb4 22. axb4 Bf7 23. N3a4 Rd8 24. Bb5 Na7 25. Bf1 Nc8 26. b5 e5 27. Rc3 Bc7 28. b6 Bd6 29. Bb5 Bb8 30. Nxb7 Qxb7 31. Bc6 Qa6 32. b7 Ra7 33. bxc8=Q Qxc8 34. fxe5 fxe5 35. Nb6 Qf5 36. Rf1 Qh5 37. g3 Qg5 38. Qf2 Kg7 39. Rb3 Qe7 40. Bxd5 Bxd5 41. Nxd5 Rxd5 42. Rxb8 exd4 43. exd4 Rf5 44. Re1 Qf6 45. Qe3 Rf7 46. Rbb1 h5 47. d5 h4 48. Qb6 Qxb6+ 1/2-1/2