Anchor: A teenage boy is riding a skateboard on the stone handrail of a flight of outdoor steps.
Entailed: A boy is riding a skateboard on a stone handrail.
Contradiction: A boy is sleeping on a skateboard on a stone handrail.
Contradiction: A dog is taking a nap in the sun.
Contradiction: Security policies are the foundation of those organizations' information security programs.
Contradiction: Six guys are having drinks while they watch the game.
Contradiction: The girl is playing the guitar