context: It is probable that John grabbed the milk. It is probable that Lily is a frog. It is likely that Greg is a swan.
hypothesis: It is highly likely that lily is a frog, or Greg is a swan.
valid_hypothesis: It is highly likely that lily is a frog, or Greg is a swan.
invalid_hypothesis: It is probably not the case that lily is a frog, or Greg is a swan.
hypothesis_assertion: Lily is a frog, or Greg is a swan.