Anchor: Three people stand, ready to ski, next to a no skiing sign.
Entailed: Some people are about to ski.
Contradiction: There is no warning sign.
Contradiction: The PEMD did not make any review.
Contradiction: Tullia died and left her father to ponder his feelings about her.
Contradiction: The cost differences between posts require a very intricate model for explaining them.
Contradiction: There are 20 glasses on the dining room table.