Anchor: A young man jumps in the air on a skateboard.
Entailed: Skateboarder does a new trick
Contradiction: young man left on his scooter
Contradiction: There are no children outside at the moment.
Contradiction: The requirement takes up an average of 566 hours per year to be fulfilled by a typical manufacturer.
Contradiction: Calling a product reliable is foolhardy since there are no merits to determine if it can be considered such. 
Contradiction: The woman is wearing a white shirt