[Event "IBM"]
[Site "Amsterdam"]
[Date "1972.??.??"]
[Round "?"]
[White "Robatsch, Karl"]
[Black "Szabo, Laszlo"]
[Result "1/2-1/2"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Be2 g6 7. g4 Bg7 8. g5 Nfd7 9. Be3 Nc6 10. h4 h5 11. gxh6 Bxh6 12. Nxc6 bxc6 13. Qd4 1/2-1/2