Anchor: Skateboarding on stairs, with open air trick.
Entailed: A person is skateboarding.
Contradiction: A boy is riding a bike down stairs.
Contradiction: Within the next month, said the horror.
Contradiction: Steve Ambrose began his NewsHour appearance by arguing with newscasters too smutty to watch with his grand daughter.
Contradiction: It would allow the group to continue working and helping people. 
Contradiction: The camp-out still happened.