context: We doubt that Lily is a rhino. There is a better than even chance that Greg is gray. It is impossible that Mary went to the office.
hypothesis: There is almost no chance that mary went to the office, or Greg is gray.
valid_hypothesis: There is a better than even chance that mary went to the office, or Greg is gray.
invalid_hypothesis: There is almost no chance that mary went to the office, or Greg is gray.
hypothesis_assertion: Mary went to the office, or Greg is gray.