Anchor: Tennis player lunges to the left.
Entailed: A person is playing tennis.
Contradiction: A football player leaps to intercept a pass.
Contradiction: I know that you haven't seen Shrimp on the Barbie yet.
Contradiction: The men place their supplies in a ditch.
Contradiction: Touring the battlements is not safe, due to the fact that there are no railings or stairways. 
Contradiction: The reason is our little coal supplies.