Anchor: A female trapeze artist hangs by her foot in an aerial performance.
Entailed: A female is hanging by her foot
Contradiction: A woman is hanging by her hand
Contradiction: Street Performer is naked.
Contradiction: I am not sure, but perhaps it should be taught in public schools.
Contradiction: It rained heavily throughout the course of the last couple of weekends. 
Contradiction: The man is looking at a bicycle from atop a rock.