context: There is a very good chance that Lily is a frog. It is likely that Julie moved to the park. There is almost no chance that John went to the garden.
hypothesis: It is impossible that either Lily is a frog, or Julie moved to the park.
valid_hypothesis: Chances are about even that either Lily is a frog, or Julie moved to the park.
invalid_hypothesis: It is impossible that either Lily is a frog, or Julie moved to the park.
hypothesis_assertion: Either Lily is a frog, or Julie moved to the park.