Anchor: A man is sitting on a skateboard in a park.
Entailed: a man is seated
Contradiction: the man is running
Contradiction: The Postal Service has no need to explore alternative means of generating cash.
Contradiction: "We're doomed if they all wish to act that way" stated the Kal.
Contradiction: MoMA is incorrect about it's theories of modern art.
Contradiction: The rebs aren't fed much.