Anchor: Male on a skateboard, using an empty pool as a ramp on a very pretty day.
Entailed: A person is riding a skateboard outside.
Contradiction: A male on a skateboard, using a ramp at a skatepark on a cloudy day.
Contradiction: A couple people looking a nature while outside.
Contradiction: They estimate the changes of bad health effects.
Contradiction:  To mitigate the risk of any such liability, some organizations didn't address this issue specifically in their information-sharing agreements,
Contradiction: people are christmas shopping