[Event "Zuerich op-B 20th"]
[Site "Zuerich"]
[Date "1996.??.??"]
[Round "?"]
[White "Speidel, A."]
[Black "Poretti, D."]
[Result "1-0"]
[ECO "D05"]
[PlyCount "53"]
[EventDate "1996.12.26"]
[EventType "swiss"]
[EventRounds "7"]
[EventCountry "SUI"]
[SourceTitle "CBM 056 Extra"]
[Source "ChessBase"]
[SourceDate "1997.03.01"]
[SourceVersion "1"]
[SourceVersionDate "1997.03.01"]
[SourceQuality "1"]

1. Nf3 d5 2. d4 Nf6 3. e3 e6 4. Bd3 Be7 5. 0-0 0-0 6. Nbd2 c6 7. Re1 Nbd7 8. e4 c5 9. e5 Nh5 10. c3 Nf4 11. Bc2 c4 12. Nf1 Ng6 13. Ng3 f6 14. exf6 Nxf6 15. Bxg6 hxg6 16. Ng5 Ne4 17. N5xe4 dxe4 18. Rxe4 Qd5 19. Qg4 g5 20. Re5 Qd6 21. Bxg5 Rf7 22. Ne4 Qc7 23. Bxe7 Qxe7 24. Ng5 Rf5 25. Qxf5 exf5 26. Rxe7 b5 27. Re8# 1-0

