[Event "URS-ch41 Final"]
[Site "Moscow"]
[Date "1973.10.13"]
[Round "9"]
[White "Keres, Paul"]
[Black "Averkin, Orest Nikolaevich"]
[Result "1/2-1/2"]

1. c4 e6 2. g3 Nf6 3. Bg2 d5 4. Nf3 Be7 5. O-O O-O 6. d4 Nbd7 7. b3 c6 8. Ba3 b6 9. Bxe7 Qxe7 10. Nc3 Ba6 11. Rc1 Rac8 12. cxd5 cxd5 13. Qd2 Rc7 14. Qb2 Rfc8 15. Rfd1 Ne4 16. Nxe4 Rxc1 17. Rxc1 Rxc1+ 18. Qxc1 dxe4 19. Ne5 Nxe5 20. dxe5 Bxe2 21. Bxe4 g6 1/2-1/2