[Event "Amsterdam Interzonal"] [Site "Amsterdam NED"] [Date "1964.06.10"] [EventDate "1964.05.20"] [Round "16"] [Result "1/2-1/2"] [White "Levente Lengyel"] [Black "Boris Spassky"] [ECO "A28"] [WhiteElo "?"] [BlackElo "?"] [PlyCount "71"] 1. c4 e5 2. Nc3 Nc6 3. Nf3 Nf6 4. d4 exd4 5. Nxd4 Bb4 6. Bg5 h6 7. Bh4 Bxc3+ 8. bxc3 d6 9. f3 Ne5 10. e4 Ng6 11. Bf2 O-O 12. Qd2 c6 13. Be2 d5 14. exd5 cxd5 15. O-O Bd7 16. Rab1 b6 17. Rfe1 Re8 18. Bg3 dxc4 19. Bxc4 Rxe1+ 20. Rxe1 Ba4 21. Qd3 Rc8 22. Be6 fxe6 23. Qxg6 Be8 24. Qb1 Bf7 25. Qb2 Qd5 26. Nb5 Qc5+ 27. Bf2 Qe7 28. Qb4 Qxb4 29. cxb4 Nd5 30. a3 a6 31. Nd6 Rc6 32. Bg3 Rc2 33. Be5 Bg6 34. Bg3 Bf7 35. Be5 Kf8 36. Re4 1/2-1/2