Anchor: A football player runs across the field as the referee blows his whistle.
Entailed: A football player runs while the ref blows his whistle.
Contradiction: The player hit a Home Run.
Contradiction: The prices are much better to me now.
Contradiction: A boy is wearing stripes.
Contradiction: A group of people in blue shirts.
Contradiction: The president is resolved, according to Joe Lieberman.