Anchor: A group of young people jump up in the air while on the beach.
Entailed: the individuals jump on the beach
Contradiction: the cat eats shrimp
Contradiction: A man skips stones in the ocean
Contradiction: My dad gave me a gun or it was someone else, I never even bought a gun myself.
Contradiction: A concert hall is quiet and empty.
Contradiction: Dinosaurs did not have pea brains.