Anchor: Campers use coal and a lighter to cook their dinner over a fire.
Entailed: There is a group of people camping and cooking dinner.
Contradiction: There is a bear that started a fire in the woods.
Contradiction: Drew saw the black bandage under the rider's hat and knew that he was in trouble.
Contradiction: People dancing on a stage under spotlights.
Contradiction: It is usually cold in the summer.
Contradiction: a skateboarder doing a trick