context: There is a very good chance that Bill moved to the school. It is improbable that Lily is a lion. It is probably the case that Julius is gray.
hypothesis: There is a very good chance that bill moved to the school, or Lily is a lion.
valid_hypothesis: There is a very good chance that bill moved to the school, or Lily is a lion.
invalid_hypothesis: There is little chance that bill moved to the school, or Lily is a lion.
hypothesis_assertion: Bill moved to the school, or Lily is a lion.