[Event "URS-ch40 Final"]
[Site "Baku"]
[Date "1972.11.21"]
[Round "4"]
[White "Grigorian, Karen Ashotovich"]
[Black "Tal, Mihail"]
[Result "1/2-1/2"]

1. d4 f5 2. e4 fxe4 3. Nc3 Nf6 4. f3 Nc6 5. fxe4 e5 6. dxe5 Nxe5 7. Nf3 Bd6 8. Bg5 h6 9. Bh4 Ng6 10. Bg3 Bxg3+ 11. hxg3 Qe7 12. Qd4 d6 13. Bc4 Be6 14. O-O-O Bxc4 15. Qxc4 O-O-O 16. Nd5 Nxd5 17. exd5 1/2-1/2