context: Chances are about even that Bernhard is a swan. It is highly unlikely that Mary went to the hallway. There is almost no chance that Brian is gray. It is likely that if either Brian is gray, or Bernhard is a swan, then Sumit is bored. There is almost no chance that if Mary went to the hallway, and Brian is gray, then Lily is a rhino. There is a very good chance that if Mary went to the hallway, or Bernhard is a swan, then John discarded the milk.
hypothesis: It is probably not the case that sumit is bored, or Lily is a rhino.
valid_hypothesis: It is probably not the case that sumit is bored, or Lily is a rhino.
invalid_hypothesis: It is certain that sumit is bored, or Lily is a rhino.
hypothesis_assertion: Sumit is bored, or Lily is a rhino.