Anchor: A zoo worker is inside an exhibit, playing with a tiger that is climbing up a tree.
Entailed: The zookeeper plays with the tiger as it climbs the tree.
Contradiction: The zookeeper is playing with an elephant.
Contradiction: Experience has taught Caterpillar that no interim goals are necessary on the path to full reliability.
Contradiction: GGD examined whether national policies were causing problems in port operations.
Contradiction: two dogs sleeping in front of  a fire
Contradiction: Would things be as bad if there was anything to begin with?