Anchor: The big black dog is jumping up in the air to catch a ball.
Entailed: a big black dog catching a ball that is thrown
Contradiction: a big black dog is catching a stick
Contradiction: Two men in business suits sit at a table.
Contradiction: A woman is getting her picture taken.
Contradiction: It's not very fun.
Contradiction: The boys were told later that they had been divided by their choices into two separate groups.