With no explanation, label text_A→text_B with either "entailment", "neutral" or "contradiction".
text_A: A Republican, he defeated U.S. Representative Jean Schmidt in the 2012 Republican primary election and Democrat William R. Smith in the 2012 general election.
text_B: A Republican, he defeated U.S. Representative Jean Schmidt in the 2013 Republican primary election and Democrat William R. Smith in the 2012 general election.
contradiction.