Anchor: A brown dog is grabbing the collar of a black dog.
Entailed: Two dogs are wrestling.
Contradiction: The black dog does not have a collar.
Contradiction: rug warriors in Phoenix aren't on their own anymore and they're elated.
Contradiction: Two dogs are in snow.
Contradiction: I did not put any effort or time into the plants.
Contradiction: We think AC is the main reagent used to absorb the mercury.