Anchor: The woman in the brown trench coat is trying to get a cab.
Entailed: A women is attempting to get the attention of the cab.
Contradiction: A women is watching television at home.
Contradiction: Free software is claimed by Shuman as more tested than commercial software.
Contradiction: Humans posing
Contradiction: A tennis game is being played in an empty stadium.
Contradiction: There is a flock of pigeons outside.