context: There is almost no chance that Brian is gray. It is impossible that Mary went to the garden. It is highly likely that John is in the bathroom.
hypothesis: It is likely that mary went to the garden, and Brian is gray.
valid_hypothesis: It is impossible that mary went to the garden, and Brian is gray.
invalid_hypothesis: It is likely that mary went to the garden, and Brian is gray.
hypothesis_assertion: Mary went to the garden, and Brian is gray.