Anchor: A musician playing a stage lit in red sings into a microphone.
Entailed: A musician is singing.
Contradiction: A child is crossing the street.
Contradiction: The knowledge provided by engineering prototypes is simply not demanded by commercial companies.
Contradiction: A child playing at a playground.
Contradiction: It is fully capable of crushing the cans.
Contradiction: The Most Reverend was preaching recently in Luxembourg's cathedral.