Anchor: Three boys play with toy guns.
Entailed: The three boys are playing.
Contradiction: The boys are playing dominos.
Contradiction: I am positive that it should be OK even if nobody likes it.  
Contradiction: Connecticut Democrats that voted for Lieberman should feel betrayed.  
Contradiction: Beach lovers should not island hop during the months when there is sunshine.
Contradiction: A group of young people are sitting in Times Square.