Anchor: The man in the black hat is sitting on the floor beside the green door.
Entailed: A man is sitting on the floor by a green door.
Contradiction: A man is standing by the window.
Contradiction: The British abandoned trade with Canton when they could not establish a base.
Contradiction: A rider rides a horse.
Contradiction: I think we can afford to be informal.
Contradiction: Strassman is in charge of development of an internet voting company and is a founder of the campaign for digital democracy.