[Event "URS-ch41 Final"]
[Site "Moscow"]
[Date "1973.10.06"]
[Round "4"]
[White "Kortschnoj, Viktor Lvovich"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 c5 6. Nf3 d5 7. O-O dxc4 8. Bxc4 Nc6 9. a3 Ba5 10. Qd3 a6 11. Rd1 b5 12. Ba2 Bb6 13. h3 Bb7 14. dxc5 Qxd3 15. Rxd3 Bxc5 16. b4 Be7 17. Rb1 Rfd8 1/2-1/2