Anchor: Two boys that are waiting at the porch in front of a house.
Entailed: There are boys waiting outside of a house.
Contradiction: Two boys are playing with a train set.
Contradiction: A soccer goalie crouches on the field.
Contradiction: Many leaders of organizations are not likely to change the organizations' cultures.
Contradiction: The existence of social security might increase people's retirement savings. 
Contradiction: The life cycle and social relationships of honeybees is discussed in the story.