context: It is probable that Fred went to the hallway. It is probably not the case that Julius is gray. It is likely that Lily is white. There is a very good chance that if Julius is gray, or Lily is white, then John discarded the apple. It is impossible that if either Lily is white, or Fred went to the hallway, then Greg is a frog. It is unlikely that if either Julius is gray, or Fred went to the hallway, then Brian is a rhino.
hypothesis: There is a very good chance that julius is gray, and Fred went to the hallway.
valid_hypothesis: It is unlikely that julius is gray, and Fred went to the hallway.
invalid_hypothesis: There is a very good chance that julius is gray, and Fred went to the hallway.
hypothesis_assertion: Julius is gray, and Fred went to the hallway.