Anchor: A dog stands on his hind legs amid a shower of tennis balls.
Entailed: The dog is standing.
Contradiction: The dog is sitting in his dog house.
Contradiction: She was sleeping when I arrived--alone, and quiet in the dim twilight of the evening.
Contradiction: There is a minaret that goes up off of the street.
Contradiction: Dudovitz was only given the ohai service area.
Contradiction: Two men have a conversation outdoors.