[Event "Copenhagen op"]
[Site "Copenhagen"]
[Date "1977.??.??"]
[Round "?"]
[White "Petersen, Bernth"]
[Black "Hansen, Gunnar West"]
[Result "0-1"]
[ECO "B07"]
[PlyCount "70"]
[EventDate "1977.??.??"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "DEN"]
[SourceTitle "EXT 2002"]
[Source "ChessBase"]
[SourceDate "2001.11.25"]
[SourceVersion "1"]
[SourceVersionDate "2001.11.25"]
[SourceQuality "1"]

1. e4 d6 2. c4 c6 3. Nc3 g6 4. f4 Bg7 5. Nf3 Nh6 6. d4 0-0 7. h3 Nd7 8. Be3 f5 9. e5 c5 10. Ng5 cxd4 11. Ne6 dxc3 12. Nxd8 Rxd8 13. bxc3 dxe5 14. fxe5 f4 15. Qd5+ e6 16. Qxe6+ Nf7 17. Bd4 Ndxe5 18. Qe7 Bf5 19. 0-0-0 Bf8 20. Qh4 Ba3+ 21. Kd2 g5 22. Qf2 Nd6 23. Ke1 Ne4 24. Qc2 Ng3 25. Qb3 Re8 26. Bxe5 Rxe5+ 27. Kf2 Bc5+ 28. Rd4 Nxh1+ 29. Kg1 Ng3 30. Qxb7 Rd8 31. Qc7 Rxd4 32. cxd4 Bxd4+ 33. Kh2 Nxf1+ 34. Kh1 Ng3+ 35. Kh2 Bg1+ 0-1

