Anchor: A gray bird is flying through the trees.
Entailed: There is a bird outside flying.
Contradiction: There is a pigeon that somehow got inside of a sterile facility while two men stare at disbelief.
Contradiction: A duck sits in the water.
Contradiction: There is a red bird sitting in his nest.
Contradiction: A bird in a cage.
Contradiction: The blue bird is on the grass.