Anchor: A man is jumping into an inflatable tube in a large body of water that also has boats, a ramp and a person in it.
Entailed: A man jumps into a tube.
Contradiction: A man water skis while a lot of people watch him.
Contradiction: Three children are playing with an oxygen tank.
Contradiction: Going back to the days we couldn't think about condoms would be awful.
Contradiction: The pre-viability/post-viability distinction is well-received universally.
Contradiction: I have been to Minneapolis