[Event "Copenhagen"] [Site "Copenhagen"] [Round "0"] [White "Giersing"] [Black "Jacobsen"] [Result "1-0"] [ECO "C21"] [Opening "Danish Gambit: Sorensen Defence"] 1. e4 e5 2. d4 exd4 3. c3 d5 4. exd5 Qxd5 5. cxd4 Nc6 6. Nf3 Bg4 7. Be2 Nf6 8. Nc3 Bb4 9. O-O Qd7 10. d5 Bxc3 11. dxc6 Qxd1 12. Rxd1 Ba5 13. cxb7 Rb8 14. Bb5+ Bd7 15. Bxd7+ Nxd7 16. Rd5 Bb6 17. Bg5 Nf6 18. Re1+ Kf8 19. Ne5 Re8 20. Nd7+ Nxd7 21. Rxe8+ Kxe8 22. b8=Q+ Nxb8 23. Rd8# 1-0