[Event "IBM"]
[Site "Amsterdam"]
[Date "1970.07.21"]
[Round "7"]
[White "Hartoch, Robert G"]
[Black "Ciric, Dragoljub M"]
[Result "1/2-1/2"]

1. c4 e6 2. Nf3 d5 3. g3 Nf6 4. Bg2 dxc4 5. Qa4+ Bd7 6. Qxc4 c5 7. O-O Nc6 8. d4 cxd4 9. Nxd4 Rc8 10. Nc3 Be7 11. Nxc6 Bxc6 1/2-1/2