Anchor: A boy with a black shirt is skateboarding in a park with graffiti.
Entailed: A person with a black shirt is skateboarding in a park with graffiti.
Contradiction: A girl with a black shirt is skateboarding in a park with graffiti.
Contradiction: The woman is strumming a guitar
Contradiction: A couple is sitting at a performance.
Contradiction: People in the medieval ages had little stress.
Contradiction: A human sleeps.