Anchor: The bicyclist has both wheels off the ground.
Entailed: The bicycle is airborne.
Contradiction: A trick bicyclist is doing a wheelie, only one wheel on the ground.
Contradiction: The people are gathered at a bar to watch a game.
Contradiction: The girls are wearing skirts.
Contradiction: That Alfred Inglethorp of all people would be found guilty of murdering Emily comes as a complete shock to me. 
Contradiction: The bird caught a bug.