Anchor: The trooper was younger than the rest, his face still holding something of a boyish roundness.
Entailed: The tropper's face was still holding something of a boyish roundness, he was younger than the rest.
Contradiction: His face lacking any of the boyish features, the trooper was as old as anyone.
Contradiction: A girl throws the phone down after a fight with her friend.
Contradiction: the kid pushes a sledge through the snow
Contradiction: A group of girls walk down the road.
Contradiction: Dolphins are contained in a netted area but sometimes are allowed to swim in the open ocean.