[Event "Amsterdam Interzonal"]
[Site "Amsterdam NED"]
[Date "1964.06.03"]
[EventDate "1964.05.20"]
[Round "12"]
[Result "0-1"]
[White "Francisco Jose Perez Perez"]
[Black "Boris Spassky"]
[ECO "C77"]
[WhiteElo "?"]
[BlackElo "?"]
[PlyCount "38"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. d4 exd4 6. O-O Be7
7. Re1 b5 8. e5 Nxe5 9. Rxe5 d6 10. Rg5 bxa4 11. Nxd4 O-O
12. Nc3 Bd7 13. Nf5 Bxf5 14. Rxf5 a3 15. b3 Qd7 16. Qf3 Rae8
17. Bxa3 d5 18. Nxd5 Bxa3 19. Rxf6 Bb2 0-1