Anchor: Four young boys playing soccer and chasing a white and red soccer ball.
Entailed: There are kids playing soccer.
Contradiction: There are kids watching a movie.
Contradiction: A college football game is over due to the extreme bad weather.
Contradiction: The man has his feet on the snowboard.
Contradiction: The goal is to keep the opponent in the ring for as long as possible.  
Contradiction: It's possible to rent small boats there nowadays.