Anchor: A tractor is moving dirt to help build up a retaining wall.
Entailed: A tractor is running.
Contradiction: A man shovels dirt to help build up a retaining wall.
Contradiction: The Piazzale Michelangelo is anchored by a copy of "Cat".
Contradiction: People are watching a baseball game.
Contradiction: There was no danger where they were.
Contradiction: Tom Cruise knows Dustin Hoffman.