context: It is likely that Julius is gray. It is probable that Greg is a frog. There is a very good chance that Mary went to the garden.
hypothesis: It is highly unlikely that either Julius is gray, or Mary went to the garden.
valid_hypothesis: Chances are about even that either Julius is gray, or Mary went to the garden.
invalid_hypothesis: It is highly unlikely that either Julius is gray, or Mary went to the garden.
hypothesis_assertion: Either Julius is gray, or Mary went to the garden.