Complex sentence: Ellen Oosterling Moyer (born February 12,1936), a Democrat, was the first woman Mayor of Annapolis, Maryland, having been elected in 2001.
Split into simpler sentences: Ellen Oosterling Moyer (born February 12,1936) is an American politician and a member of the Democratic Party. She was the first woman to serve as Mayor of Annapolis, Maryland, having been elected in 2001.