context: It is highly likely that Lily is a lion. It is probable that Julius is a frog. We doubt that Bernhard is a swan.
hypothesis: There is a better than even chance that either Bernhard is a swan, or Julius is a frog.
valid_hypothesis: There is a better than even chance that either Bernhard is a swan, or Julius is a frog.
invalid_hypothesis: It is highly unlikely that either Bernhard is a swan, or Julius is a frog.
hypothesis_assertion: Either Bernhard is a swan, or Julius is a frog.