Anchor: A child with a helmet on his head rides a bike.
Entailed: A kid is riding his bike outside.
Contradiction: A child with a waffle on his head rides a bike.
Contradiction: The man is punching the other man
Contradiction: Aerobics are difficult for me.
Contradiction: A girl is wearing a yankees jersey watching the game on the couch.
Contradiction: A dog splashes through a puddle of water.