context: Chances are about even that John dropped the apple. We doubt that Lily is a frog. It is certain that Daniel got the football.
hypothesis: There is a very good chance that either Lily is a frog, or Daniel got the football.
valid_hypothesis: There is a very good chance that either Lily is a frog, or Daniel got the football.
invalid_hypothesis: There is almost no chance that either Lily is a frog, or Daniel got the football.
hypothesis_assertion: Either Lily is a frog, or Daniel got the football.