Complex sentence: Douglas M. "Doug" Duncan (born October 25,1955) is an American Democratic politician from the U.S. state of Maryland who served as County Executive of Montgomery County from 1994 to 2006.
Split into simpler sentences: Douglas M. "Doug" Duncan (born October 25,1955) is an American politician and member of the Democratic Party. Duncan served as County Executive of Montgomery County, Maryland from 1994 to 2006.