Anchor: A woman in a white sweater is walking past shops along the sidewalk.
Entailed: a woman has a white sweater.
Contradiction: the woman has a red sweater.
Contradiction: It was a complex device. 
Contradiction: A girl brushes teeth.
Contradiction: A man in a white shirt is selling cookies in his front yard.
Contradiction: A crowd of people are walking near something red lying by the sidewalk.