Anchor: Two boys looking at display.
Entailed: People look at a display.
Contradiction: The boys walk past the display.
Contradiction: John looked happy.  
Contradiction: A voluntary Regulator Flexibility Analysis was prepared in response to concerns over the effects of changes in allocation policies.
Contradiction: We haven't spoken because I have yet to call
Contradiction: Early-morning joggers, students and children can be found in these gardens.