. "5thExecutive of Montgomery County" . . . "1955Z"^^ . . . . . "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. Duncan held the office longer than any other county executive in the county's history. In 2006, Duncan was a candidate for the Democratic nomination in the Maryland gubernatorial election."@en . "Member of the Rockville City Council" . "Duncan, Doug"@en . . . "American politician" . . "2006-12-04Z"^^ . . . "Duncan, Douglas M."@en . "1955-10-25Z"^^ . "Mayor ofRockville" . .