Anchor: A key purpose of the 1980 Act was to strengthen GAOas ability to obtain access to records in the face of opposition by agencies including the White House.
Entailed: A key purpose of the 1980 Act was to strengthen GAOas ability to obtain access to records in the face of opposition.
Contradiction: A key purpose of the 1930 Act was to strengthen GAOas ability to obtain access to records in the face of opposition.
Contradiction: They are in a building
Contradiction: The mother is riding a bike.
Contradiction: I am living on my own these two years. 
Contradiction: there is a woman singing