Anchor: A group of people in uniforms have gas masks on.
Entailed: A group of people in uniforms are protected noxious gasses.
Contradiction: A group of people in uniforms are playing golf.
Contradiction:  Grande Anse has pleasant shoreside restaurants if you've forgotten lunch.
Contradiction: A person riding a bike.
Contradiction: The man is running a marathon.
Contradiction: There is a man planning on going to an event.