Anchor: A halway has a sign that says "PORT DU CASQUE OBLIGATOIRE" and some graffiti.
Entailed: There is a mandatory bicycle helmet sign in the hallway.
Contradiction: The hallway is spotless.
Contradiction: The gray haired man is running
Contradiction: The dog was not black.
Contradiction: There is a shaven woman in a white coat and a white cap.
Contradiction: A man sitting on a fence