Anchor: Bicyclers riding over a bridge on a sunny day
Entailed: The bicyclers ride over a bridge
Contradiction: They are on the floor.
Contradiction: The street goes all the way the the planet Mars.
Contradiction: I have another proposition, though that is sufficient.
Contradiction: The two men are seated for their picture.
Contradiction: She wanted to implement programs for birth-control to control population growth, but conservatism fought against it.