context: It is improbable that Julius is a lion. There is little chance that Brian is green. It is probable that Lily is a rhino.
hypothesis: It is likely that either Brian is green, or Julius is a lion.
valid_hypothesis: It is unlikely that either Brian is green, or Julius is a lion.
invalid_hypothesis: It is likely that either Brian is green, or Julius is a lion.
hypothesis_assertion: Either Brian is green, or Julius is a lion.