Anchor: A man wearing a gray shirt is doing a skateboard trick on stairs.
Entailed: The man can ride a skateboard
Contradiction: The man can't walk
Contradiction: The children are at school.
Contradiction: The site is now occupied by a chapel, the foundation might be a century old at the very least.
Contradiction: Stewardship information can be excluded from the presentation.
Contradiction: A male performer entertaining a crowd.