[Event "Reggio Emilia-17 1974/75"]
[Site "Reggio Emilia"]
[Date "1975.01.05"]
[Round "10"]
[White "Rodriguez Vargas, Orestes"]
[Black "Trincardi, Tullio"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 d6 6. f4 e6 7. Be3 Be7 8. Be2 O-O 9. O-O e5 10. Nb3 a5 11. a4 Nb4 12. Bf3 Be6 13. Kh1 Bc4 14. Rf2 Qc7 15. Rd2 Rfd8 16. Nb5 Bxb5 17. axb5 a4 18. Nc1 d5 19. fxe5 Nxe4 20. Re2 a3 21. Bd4 Rac8 22. c3 axb2 23. Rxb2 Nxc3 24. Bxc3 Qxc3 25. Rab1 Rc4 26. Na2 Nxa2 27. Rxa2 Qxe5 28. Re2 Qg5 29. Qe1 Bf8 30. Re5 Qf4 31. Rxd5 Bd6 32. Qg1 Rdc8 33. Rbd1 Bf8 34. Rd7 R4c7 35. Bxb7 Rxd7 36. Rxd7 Rc1 37. Rd1 Rxd1 38. Qxd1 Bd6 39. g3 Qf2 40. Bf3 1/2-1/2