[Event "Copenhagen Open-02 (Politiken Cup-01)"]
[Site "Copenhagen"]
[Date "1980.06.25"]
[Round "3"]
[White "Welin, Thomas"]
[Black "Jacobsen, Bo"]
[Result "1-0"]
[WhiteElo "2215"]
[BlackElo "2370"]

1. c4 g6 2. e4 c5 3. Nf3 Bg7 4. d4 Nc6 5. d5 Nd4 6. Nxd4 cxd4 7. Bd3 e5 8. dxe6 dxe6 9. O-O e5 10. f4 exf4 11. Bxf4 Ne7 12. Nd2 Nc6 13. c5 O-O 14. Bd6 Re8 15. Qb3 Be6 16. Qxb7 Ne5 17. Bb5 Rf8 18. Nf3 Ng4 19. e5 Qa5 20. a3 Ne3 21. Bc7 Bd5 22. c6 Rab8 23. Bxb8 Qd8 24. Bc7 Qe7 25. Bd6 Qe6 26. Qd7 1-0