[Event "Olympiad-22"]
[Site "Haifa"]
[Date "1976.10.25"]
[Round "1(2)"]
[White "Markov, Joseph"]
[Black "Castro Rojas, Oscar Humberto"]
[Result "1/2-1/2"]
[BlackElo "2380"]

1. e4 Nc6 2. d4 d5 3. e5 Bf5 4. Bb5 e6 5. Nf3 a6 6. Bxc6+ bxc6 7. O-O Be7 8. Bf4 g5 9. Be3 Rb8 10. b3 h5 11. Qe2 h4 12. Qxa6 h3 13. Qxc6+ Kf8 14. g3 g4 15. Ne1 Bb4 16. Nd3 Rb6 17. Qa4 Be7 18. Nd2 Qb8 19. Nc5 Bxc5 20. dxc5 Rb4 21. Qd7 Bxc2 22. c6 d4 23. Bxd4 Rb5 24. Nc4 Rd5 25. Nd6 Rh7 26. Bb2 Ne7 27. Ba3 Rh5 28. Nc8 Kg7 29. Bxe7 Rhxe5 30. Qe8 Rf5 31. Qf8+ Kh7 32. Ba3 Qa8 33. Bb2 e5 34. Qb4 Qxc8 35. Qxg4 Qa6 36. Qxh3+ Kg6 37. Bc1 Kg7 38. Bh6+ Kg6 39. Bf8 Rh5 40. Qg4+ Rg5 41. Qc4 Qxc4 42. bxc4 Rd4 43. Bc5 Rxc4 44. Be3 Rf5 45. Rfc1 Rf6 46. a4 Rxa4 47. Rxa4 Bxa4 1/2-1/2