context: It is highly likely that John discarded the apple. We believe that Brian is a frog. We believe that Bernhard is gray. There is almost no chance that if either John discarded the apple, or Bernhard is gray, then Mary went to the hallway. It is highly likely that if John discarded the apple, and Brian is a frog, then Julius is a lion. It is highly likely that if Brian is a frog, or John discarded the apple, then Greg is green.
hypothesis: There is a very good chance that julius is a lion, and Mary went to the hallway.
valid_hypothesis: It is impossible that julius is a lion, and Mary went to the hallway.
invalid_hypothesis: There is a very good chance that julius is a lion, and Mary went to the hallway.
hypothesis_assertion: Julius is a lion, and Mary went to the hallway.