Anchor: Many children jump off of a rock into a body of water a short drop below.
Entailed: The children are outdoors.
Contradiction: Many children are at school
Contradiction: Children remain immobile at the top of a house, avoiding a sinkhole miles away.
Contradiction: Children are jumping into the pool.
Contradiction: The children are relaxing on the couch.
Contradiction: one child jumps off a rock into the water