Anchor: A man jumps over a red traffic barrier with a skateboard.
Entailed: A man jumps with his skateboard.
Contradiction: A man jumps over a park bench on roller skates.
Contradiction: Why shouldn't it?
Contradiction: the man is on a bike ride
Contradiction: I bought my wife a set of clubs over twenty years ago and she has been using them almost everyday.
Contradiction: How much are they over there?