Anchor: An equestrian jumps in the air in the horse yard.
Entailed: A person is riding a horse.
Contradiction: A riderless horse runs freely through a field.
Contradiction: As noted above, there is only one possible interpretation of the presence language.
Contradiction: The zookeeper plays with the tiger as it climbs the tree.
Contradiction: They only assist with movies being filmed in California.
Contradiction: Gentlemen, please contribute something.