context: We believe that Lily is a lion. It is certain that Mary grabbed the milk. It is impossible that John discarded the milk. We believe that if either Lily is a lion, or John discarded the milk, then Bernhard is yellow. It is certain that if either Mary grabbed the milk, or John discarded the milk, then Brian is gray. It is probably the case that if John discarded the milk, and Mary grabbed the milk, then Julius is white.
hypothesis: It is impossible that julius is white, and John discarded the milk.
valid_hypothesis: It is impossible that julius is white, and John discarded the milk.
invalid_hypothesis: It is highly likely that julius is white, and John discarded the milk.
hypothesis_assertion: Julius is white, and John discarded the milk.