[Event "Tallinn"]
[Site "Tallinn"]
[Date "1975.02.28"]
[Round "9"]
[White "Hernandez Onna, Roman"]
[Black "Keres, Paul"]
[Result "1/2-1/2"]

1. c4 e6 2. Nc3 Nf6 3. Nf3 d5 4. d4 Nbd7 5. Bg5 c6 6. cxd5 exd5 7. e3 Be7 8. Bd3 Nf8 9. O-O Bg4 10. h3 Bh5 11. Be2 N6d7 12. Bxe7 Qxe7 13. Rb1 a5 14. a3 Ne6 15. b4 axb4 16. axb4 O-O 17. b5 Qd6 18. bxc6 bxc6 19. Ne1 Bxe2 20. Nxe2 c5 21. dxc5 Ndxc5 22. Ng3 g6 23. Nf3 Ra3 24. Qd2 Nd3 25. Ra1 Rfa8 26. Rxa3 Rxa3 27. Ne1 Ne5 28. Nc2 Rd3 29. Qb4 Qc7 30. Ra1 Kg7 31. Ne1 Rc3 32. Ne2 Rc4 33. Qb2 f6 34. Ra8 1/2-1/2