context: It is impossible that Julius is yellow. It is likely that Greg is a swan. It is probable that Lily is gray.
hypothesis: It is likely that julius is yellow, or Greg is a swan.
valid_hypothesis: It is likely that julius is yellow, or Greg is a swan.
invalid_hypothesis: There is almost no chance that julius is yellow, or Greg is a swan.
hypothesis_assertion: Julius is yellow, or Greg is a swan.