Anchor: A woman grasps the back of her head as she swims amongst the fish.
Entailed: A woman is swimming with fish.
Contradiction: A woman is sitting on her couch.
Contradiction: All of Sandra's students reported to the administration how much they loved her, and she was given tenure. 
Contradiction: Girls are on a roller coaster.
Contradiction: A large group of women of all ages sit around a large conference table and listen to a man in black speak.
Contradiction: I deeply valued and enjoyed the experience.