Anchor: A brown and a black dog are wearing collars and playing with each other.
Entailed: There are two animals in this picture.
Contradiction: The brown and black dog are mortal enemies, barking ferociously every time they see each other through the fence.
Contradiction: Two children are playing a game.
Contradiction: Friends are going camping this weekend
Contradiction: Unfiled deficits will never emerge for Federal non-Social Security surpluses. 
Contradiction: The dog is outside, and is in water.