Question: An american polotician in the 2006 United States Senate election in Maryland served as a member of what from 1971 to 1977?
Sentence (from "United States Senate election in Maryland, 2016"): The 2016 United States Senate election in Maryland took place on November 8, 2016, to elect a member of the United States Senate to represent the State of Maryland, concurrently with the 2016 U.S. presidential election, as well as other elections to the United States Senate in other states and elections to the United States House of Representatives and various state and local elections.
Relevant evidence: No