Anchor: A soccer player in a red and white uniform was chasing the soccer ball and was tripped by a player in a purple uniform.
Entailed: a soccer player in a red and white uniform tripped over his opponent.
Contradiction: a soccer player in a red and white uniform is about to smoke a cigarette.
Contradiction: The summer league is too short.
Contradiction: This is equally as effective as that.
Contradiction: A guy surfing on waves at a beach.
Contradiction: I understand how things work there.