Anchor: It is snowing and there are a lot of people skiing outside.
Entailed: The snow caused a lot of people to ski.
Contradiction: The snow melted causing no skiing to take place.
Contradiction: The soccer player was in the midst of a game.
Contradiction: The metrolopis of the 1950s is uncertain.
Contradiction: There is an ugly man.
Contradiction: The person is playing soccer.