context: There is a very good chance that Julius is a swan. We doubt that Greg is a rhino. It is probably the case that John discarded the milk. It is certain that if either Greg is a rhino, or John discarded the milk, then Antoine is hungry. It is almost certain that if Greg is a rhino, or John discarded the milk, then Mary went to the hallway. We believe that if either John discarded the milk, or Julius is a swan, then Brian is white.
hypothesis: There is almost no chance that brian is white, or Mary went to the hallway.
valid_hypothesis: It is highly likely that brian is white, or Mary went to the hallway.
invalid_hypothesis: There is almost no chance that brian is white, or Mary went to the hallway.
hypothesis_assertion: Brian is white, or Mary went to the hallway.