[Event "Keres Memorial-01"]
[Site "Tallinn"]
[Date "1977.02.25"]
[Round "4"]
[White "Vadasz, Laszlo"]
[Black "Poutiainen, Pertti"]
[Result "1/2-1/2"]
[WhiteElo "2495"]

1. Nf3 Nf6 2. c4 e6 3. g3 d5 4. Bg2 dxc4 5. Qa4+ Nbd7 6. Qxc4 a6 7. Qc2 c5 8. O-O b5 9. b3 Bb7 10. Bb2 Bd6 11. d3 O-O 12. Nbd2 Qb6 13. Rac1 e5 14. Qb1 Rfe8 15. Qa1 Rad8 16. a3 Qa7 17. Rfe1 Qa8 18. Bc3 h6 19. Bh3 Qb8 20. Rc2 Bc8 21. Bg2 Bb7 22. Rec1 Bc7 23. Bh3 Qa8 24. Bb2 Bd6 25. Re1 Qb8 26. Nh4 Bf8 27. Rcc1 Ba8 28. Rcd1 Nb6 29. Bg2 Bxg2 30. Nxg2 1/2-1/2