Anchor: A rollerblader is jumping over a blue barrel.
Entailed: the rollerblader is jumping a barrel
Contradiction: the skateboarder is doing a trick
Contradiction: There is a school bus.
Contradiction: I had quite an edgy character in high school and can't remember where I used to spend money on.
Contradiction: He threw away a horse-stew so nobody got to eat it.
Contradiction: It used to be possible, but it isn't now.