Question: Kansas's 1st congressional district is a congressional district in the U.S. state of Kansas, Huelskamp was re-elected twice in 2012 and 2014, but lost the 2016 Republican primary for a fourth term to which obstetrician, and an American politician?
Sentence (from "Kansas's 1st congressional district"): Commonly known as "The Big First", the district encompasses 63 counties in western and northern Kansas (more than half of the state), making it the 12th largest congressional district in the nation.
Relevant evidence: No