Premise: Hubert Humphrey . Humphrey twice served in the United States Senate , representing Minnesota from 1949 to 1964 and 1971 to 1978 . He served three terms in the Senate from 1949 to 1964 and was the Democratic Majority Whip from 1961 to 1964 .
Hypothesis: Hubert Humphrey served in the Senate for four terms.
Label: CONTRADICTION