Manuel Gräfe from Berlin will referee Wednesday's match away to SV Darmstadt 98, along with assistants Markus Sinn and Mike Pickel. Thorsten Schriever will be the fourth official. It is the 42-year-old match official's 35th Bundesliga game involving BVB.

Of those matches, BVB have won 19, drawn seven and suffered eight defeats. Gräfe has already taken charge of the home victories over Augsburg (5-1) and Stuttgart (4-1) this season.

The 42-year-old became a Bundesliga official back in the summer of 2004 and has since been involved in 197 matches in the German top flight. Hertha 03 Zehlendorf is Gräfe's hometown club. The Berlin-based sports scientist has been a DFB referee since 1999, is single, loves Italian and French cuisine, does a lot of sport, enjoys travelling and is interested in history. He has also been a FIFA referee since 2007. (br)