[Event "Interzonal-06"]
[Site "Amsterdam"]
[Date "1964.06.06"]
[Round "13"]
[White "Spassky, Boris Vasilievich"]
[Black "Benko, Pal C"]
[Result "1-0"]

1. e4 c6 2. d4 d5 3. Nc3 dxe4 4. Nxe4 Nd7 5. Bc4 Ngf6 6. Ng5 e6 7. Qe2 Nb6 8. Bb3 h6 9.
N5f3 c5 10. Be3 Qc7 11. Ne5 Bd6 12. Ngf3 O-O 13. O-O Nbd5 14. c3 b6 15. Rad1 Bb7 16. Bc1
Rad8 17. Rfe1 Rfe8 18. a3 Qc8 19. Ba4 Rf8 20. dxc5 bxc5 21. Bb5 Nb6 22. Bd3 Qc7 23. h3 Bd5
24. c4 Ba8 25. b3 Nbd7 26. Bc2 Nxe5 27. Nxe5 Bxe5 28. Qxe5 Qxe5 29. Rxe5 Be4 30. Rxd8 Rxd8
31. Bxe4 Rd1+ 32. Kh2 Rxc1 33. Bc6 Ra1 34. Rxc5 Rxa3 35. Ba4 Ne4 36. Rc7 Nd2 37. Be8 Nxb3
38. Bxf7+ Kh7 39. h4 h5 40. Bxe6 Nd4 41. Bd5 Kg6 42. Rd7 Nf5 43. c5 Kf6 44. c6 Ne7 45. c7
Rc3 46. Bb7 a5 47. Rxe7 Kxe7 48. c8=Q Rxc8 49. Bxc8 a4 50. Ba6 1-0