[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.10.28"]
[Round "4(1)"]
[White "Benitez, Otto"]
[Black "Silva Sanchez, Carlos"]
[Result "1/2-1/2"]
[BlackElo "2365"]
1. e4 Nf6 2. e5 Nd5 3. d4 d6 4. Nf3 Bg4 5. h3 Bxf3 6. Qxf3 c6 7. Bc4 e6 8. O-O Nd7 9. Qg3 dxe5 10. dxe5 Qc7 11. Re1 g6 12. Nd2 Bg7 13. Nf3 b5 14. Bb3 O-O 15. Bg5 Rae8 16. Rad1 h6 17. Bc1 Ne7 18. Qf4 Rd8 19. c3 c5 20. Bc2 Nc6 21. Qh4 Ndxe5 22. Nxe5 Rxd1 23. Rxd1 Qxe5 24. Bxh6 Qe2 25. Bxg7 Kxg7 26. Qe4 Qxe4 27. Bxe4 Rd8 28. Rxd8 Nxd8 29. f4 f5 30. Bd3 c4 31. Be2 Kf6 32. Kf2 e5 33. fxe5+ Kxe5 34. a4 a6 35. axb5 axb5 36. Bf3 Kd6 37. Ke3 Ne6 38. Bd1 Nc5 39. Kf4 Ne6+ 40. Ke3 Ke5 1/2-1/2