[Event "IBM"]
[Site "Amsterdam"]
[Date "1961.??.??"]
[Round "3"]
[White "Wolthuis, Willem"]
[Black "Wade, Robert Graham"]
[Result "0-1"]

1. d4 Nf6 2. c4 e6 3. Nf3 Bb4+ 4. Bd2 a5 5. a3 Be7 6. Nc3 d5 7. Bg5 O-O 8. e3 h6 9. Bh4 b6 10. cxd5 exd5 11. Rc1 Be6 12. Bd3 c5 13. dxc5 bxc5 14. O-O Nbd7 15. e4 Nxe4 16. Nxe4 dxe4 17. Bxe7 Qxe7 18. Bxe4 Rab8 19. Qd2 Nf6 20. Bb1 Bd5 21. Qxa5 Bxf3 22. gxf3 Rxb2 23. Qxc5 Qb7 24. Qc6 Rxb1 0-1