[Event "Berlin Werner Ott op"]
[Site "Berlin"]
[Date "2018.07.08"]
[Round "9"]
[White "Mumme, Eberhard"]
[Black "Dittrich, Tom"]
[Result "1/2-1/2"]
[ECO "B99"]
[BlackElo "1931"]
[PlyCount "53"]
[EventDate "2018.06.30"]
[EventType "swiss"]
[EventRounds "9"]
[EventCountry "GER"]
[SourceTitle "CBM 185 Extra"]
[Source "ChessBase"]
[SourceDate "2018.07.29"]
[SourceVersion "1"]
[SourceVersionDate "2018.07.29"]
[SourceQuality "1"]

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6 6. Bg5 e6 7. f4 Be7 8. Qf3 Qc7 9. 0-0-0 Nbd7 10. g4 h6 11. Bxf6 Bxf6 12. h4 Qb6 13. Nb3 Nc5 14. Nxc5 Qxc5 15. e5 dxe5 16. Ne4 Qc6 17. g5 Be7 18. fxe5 hxg5 19. Bg2 Qb5 20. Rhf1 Rf8 21. Nd6+ Bxd6 22. Rxd6 Bd7 23. Qxb7 Qxb7 24. Bxb7 Ra7 25. Bxa6 gxh4 26. Bc4 Ke7 27. Rd4 1/2-1/2

