context: It is probably not the case that Brian is a lion. It is probably not the case that Lily is a rhino. It is impossible that Mary went to the office.
hypothesis: It is probably not the case that lily is a rhino, or Mary went to the office.
valid_hypothesis: It is probably not the case that lily is a rhino, or Mary went to the office.
invalid_hypothesis: It is almost certain that lily is a rhino, or Mary went to the office.
hypothesis_assertion: Lily is a rhino, or Mary went to the office.