Anchor: A man is doing a trick on public steps.
Entailed: He is doing a tricks on the public grounds.
Contradiction: He is just sitting on the counch.
Contradiction: There is a chance that I will vote for him.
Contradiction: There are three people riding a motorcylce.
Contradiction: The construction workers were hammering nails.
Contradiction: It is concerning given that it is free of charge, decent education is still free.