context: We believe that Julius is yellow. It is highly unlikely that Lily is a frog. We doubt that Jessica is a sheep.
hypothesis: There is a very good chance that either Lily is a frog, or Jessica is a sheep.
valid_hypothesis: It is probably not the case that either Lily is a frog, or Jessica is a sheep.
invalid_hypothesis: There is a very good chance that either Lily is a frog, or Jessica is a sheep.
hypothesis_assertion: Either Lily is a frog, or Jessica is a sheep.