[Event "Candidates qf Polugaevsy-Mecking +1-0"]
[Site "Luzern"]
[Date "1977.03.??"]
[Round "4"]
[White "Mecking, Henrique"]
[Black "Polugaevsky, Lev"]
[Result "1/2-1/2"]
[WhiteElo "2635"]
[BlackElo "2620"]

1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. e3 O-O 5. Bd3 d5 6. Nf3 c5 7. O-O cxd4 8. exd4 dxc4 9. Bxc4 b6 10. Re1 Bb7 11. Bd3 Nc6 12. a3 Be7 13. Bc2 Re8 14. Qd3 g6 15. Bf4 Rc8 16. Rad1 Na5 17. Ne5 Nd5 18. Bd2 Nxc3 19. Bxc3 Bd5 20. Ba4 Rf8 21. Nd7 Re8 1/2-1/2