[Event "IBM"]
[Site "Amsterdam"]
[Date "1975.??.??"]
[Round "15"]
[White "Gheorghiu, Florin"]
[Black "Jansa, Vlastimil"]
[Result "1/2-1/2"]

1. c4 c5 2. Nf3 Nf6 3. Nc3 e6 4. d4 cxd4 5. Nxd4 Nc6 6. Ndb5 Bc5 7. a3 O-O 8. b4 Be7 9. Nd6 Ne8 10. Bf4 b6 11. e4 Nxd6 12. Bxd6 1/2-1/2