Complex sentence: Between 1987 and 2005 he held various political offices in the CDU, such as speaker in the executive staff of the district mayor of Reinickendorf, Berlin, from 1996 to 2001.
Split into simpler sentences: Between 1987 and 2005 he held various political offices in the CDU. He also worked as a speaker in the executive staff of the district mayor of Reinickendorf, Berlin, from 1996 to 2001.