[Event "IBM"]
[Site "Amsterdam"]
[Date "1965.??.??"]
[Round "2"]
[White "Szabo, Laszlo"]
[Black "Filip, Miroslav"]
[Result "1/2-1/2"]

1. e4 e5 2. Nf3 Nc6 3. Bb5 a6 4. Ba4 Nf6 5. O-O Be7 6. Re1 b5 7. Bb3 d6 8. c3 O-O 9. h3 Na5 10. Bc2 c5 11. d4 Qc7 12. Nbd2 Nc6 13. dxc5 dxc5 14. Nh2 Be6 15. Ndf1 g6 16. Ng3 Rfd8 17. Qf3 Kh8 18. Bg5 Ng8 19. Bc1 Nf6 20. Bg5 Ng8 21. Bc1 Nf6 1/2-1/2