Anchor: Hargarten observed that the impediments to publishing seem to be lessening, and that the work of Cherpitel and others is vital.
Entailed: Hargarten observed the work of Cherpitel and others is vital. 
Contradiction: Hargarten observed the work of Cherpitel and others is useless. 
Contradiction: A calculus book lying on a desk eating garbage.
Contradiction: Two people are wearing large hats.
Contradiction: A man is golfing in florida
Contradiction: a man in jeans