Anchor: A group of people in black and red outfits are banging drums and singing for a crowd.
Entailed: A group  are banging drums and singing for a crowd.
Contradiction: A group of people in bright pink outfits are playing guitars for a few people.
Contradiction: A jello mold jiggles seductively in the noonday heat.
Contradiction: The little boy is outside.
Contradiction: Nobody is parasailing.
Contradiction: I would rather avoid climbing a ladder if I can help it.