Question: Barack Obama won the Colorado Democratic Presidential caucus by a wide, two-to-one margin over which American politician who was the First Lady of the United States from 1993 to 2001?
Sentence (from "Colorado Democratic caucuses, 2008"): As he did in every other state that held a caucus rather than a primary, Barack Obama won the caucus by a wide, two-to-one margin over Hillary Clinton.
Relevant evidence: Yes