[Event "IBM"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "10"]
[White "Smejkal, Jan"]
[Black "Kavalek, Lubomir"]
[Result "1/2-1/2"]

1. Nf3 Nf6 2. c4 b6 3. g3 Bb7 4. Bg2 c5 5. O-O g6 6. Nc3 Bg7 7. d3 O-O 8. e4 Nc6 9. h3 e6 10. Be3 d5 11. exd5 exd5 12. d4 Na5 1/2-1/2