[Event "Tallinn"]
[Site "Tallinn"]
[Date "1971.02.27"]
[Round "6"]
[White "Barcza, Gedeon"]
[Black "Zaitsev, Alexander N"]
[Result "1-0"]

1. Nf3 d5 2. g3 Bg4 3. Bg2 Nd7 4. c4 dxc4 5. Na3 c6 6. Nxc4 Nb6 7. Qc2 Nxc4 8. Qxc4 Be6 9. Qc2 Nf6 10. Ng5 Bc8 11. Qc4 e6 12. d4 Be7 13. O-O O-O 14. b3 Bd7 15. Bb2 Rc8 16. Qd3 Qa5 17. d5 Rfd8 18. Bxf6 Bxf6 19. Qxh7+ Kf8 20. d6 1-0