[Event "CAN-op"]
[Site "Montreal"]
[Date "1956.??.??"]
[Round "4"]
[White "Popov, G."]
[Black "Matthai, Heinz"]
[Result "0-1"]
[ECO "A34"]
[PlyCount "56"]
[EventDate "1956.??.??"]
[EventType "swiss"]
[EventRounds "10"]
[EventCountry "CAN"]
[SourceTitle "EXT 1999"]
[Source "ChessBase"]
[SourceDate "1998.11.16"]
[SourceVersion "1"]
[SourceVersionDate "1998.11.16"]
[SourceQuality "1"]

1. c4 c5 2. g3 Nf6 3. Bg2 d5 4. cxd5 Nxd5 5. Nc3 Nc7 6. Nf3 Nc6 7. b3 e5 8. d3 Be7 9. Bb2 0-0 10. 0-0 f6 11. Rc1 b6 12. Ne1 Bb7 13. Nc2 Qd7 14. Ne3 Na5 15. Nc4 Bxg2 16. Kxg2 Nc6 17. a3 Ne6 18. Na2 Rad8 19. Bc3 Qb7 20. f3 Ng5 21. b4 e4 22. Qb3 exf3+ 23. exf3 Kh8 24. bxc5 Bxc5 25. Na5 Nxa5 26. Bxa5 Rfe8 27. Rxc5 Re2+ 28. Kh1 Nxf3 0-1

