[Event "Berliner Sommer 14th"] [Site "Berlin"] [Date "1996.??.??"] [EventDate "?"] [Round "2"] [Result "0-1"] [White "Michael Wiertzema"] [Black "Pavel V Tregubov"] [ECO "D00"] [WhiteElo "2235"] [BlackElo "2520"] [PlyCount "54"] 1. d4 d5 2. e3 c6 3. c4 e6 4. Nc3 Bd6 5. Nf3 f5 6. Ne5 Nf6 7. f4 O-O 8. Be2 b6 9. O-O Bb7 10. b3 c5 11. Ba3 Nc6 12. g4 cxd4 13. Bxd6 Qxd6 14. Nb5 Qc5 15. exd4 Qe7 16. g5 Ne4 17. cxd5 Nxe5 18. dxe5 a6 19. dxe6 axb5 20. Qd4 Qxe6 21. Bxb5 Rfd8 22. Bc4 Bd5 23. Rfd1 Bxc4 24. Qxd8+ Rxd8 25. Rxd8+ Kf7 26. bxc4 Qxc4 27. Rad1 Qxa2 0-1