context: It is probably not the case that Mary moved to the office. Chances are about even that Bernhard is a lion. It is improbable that Lily is a frog.
hypothesis: It is probably not the case that either Lily is a frog, or Mary moved to the office.
valid_hypothesis: It is probably not the case that either Lily is a frog, or Mary moved to the office.
invalid_hypothesis: It is probable that either Lily is a frog, or Mary moved to the office.
hypothesis_assertion: Either Lily is a frog, or Mary moved to the office.