[Event "Chigorin Memorial-03"]
[Site "Sochi"]
[Date "1963.06.13"]
[Round "11"]
[White "Zaitsev, Alexander N"]
[Black "Bukic, Enver"]
[Result "0-1"]

1. d4 Nf6 2. c4 c5 3. d5 e5 4. Nc3 d6 5. e4 Be7 6. h3 O-O 7. Be3 Na6 8. a3 Ne8 9. Qd2 Bd7 10. Bd3 Nac7 11. b4 b6 12. Nge2 a6 13. bxc5 bxc5 14. O-O g6 15. Rab1 f5 16. f4 Rb8 17. Rxb8 Qxb8 18. fxe5 dxe5 19. exf5 gxf5 20. Rb1 Qd8 21. Nc1 Bd6 22. Bf2 Qe7 23. Bc2 Kh8 24. N3e2 Rg8 25. Rb3 f4 26. Kf1 Qg5 27. g4 h5 28. Qd3 Nf6 29. Nc3 hxg4 30. Ne4 Nxe4 31. Qxe4 Rg7 32. hxg4 Qxg4 33. Ke1 Ne8 34. Rb6 Kg8 35. Rxa6 Qh3 36. Ne2 Nf6 37. Qd3 Qh1+ 38. Kd2 e4 39. Qc3 e3+ 40. Bxe3 fxe3+ 41. Qxe3 Ng4 42. Ra8+ Kf7 43. Qe4 Qh6+ 44. Ke1 Nf6 45. Qd3 Bf4 46. Qf3 Qh4+ 47. Kd1 Rg1+ 48. Nxg1 Bg4 49. Ra7+ Kg8 50. Ra8+ Kg7 51. Ra7+ Kh6 0-1