Anchor: Two children bury a third in the sand.
Entailed: The children are playing in the sand.
Contradiction: The children are swimming.
Contradiction: Silver can easily fit in it.
Contradiction: a dancer is in black spandex.
Contradiction: A man playing foot ball
Contradiction: Since snorkel-fishing with spear guns is legal, the frisky fish have adapted to scattering when they spot a harpoon.