Premise: Barbara Bush ( née Pierce ; born June 8 , 1925 ) is the wife of George H. W. Bush , the 41st President of the United States , and served as First Lady of the United States from 1989 to 1993 . She served as the Second Lady of the United States from 1981 to 1989 .
Hypothesis: Barbara Bush was First Lady of the United States only in 1981.
Label: CONTRADICTION