context: A black dog plays with a white and blue colored stuffed animal.
hypothesis: Chances are about even that the dog is not supposed to have the stuffed animal.
valid_hypothesis: Chances are about even that the dog is not supposed to have the stuffed animal.
invalid_hypothesis: There is almost no chance that the dog is not supposed to have the stuffed animal.
hypothesis_assertion: The dog is not supposed to have the stuffed animal.