context: We doubt that Jeff moved to the office. It is highly likely that John went to the bedroom. Chances are slight that Mary left the apple. It is certain that if Mary left the apple, and Jeff moved to the office, then Julius is a lion. It is probably the case that if John went to the bedroom, or Jeff moved to the office, then Lily is yellow. It is impossible that if either Mary left the apple, or Jeff moved to the office, then Brian is green.
hypothesis: There is a very good chance that either John went to the bedroom, or Mary left the apple.
valid_hypothesis: There is a very good chance that either John went to the bedroom, or Mary left the apple.
invalid_hypothesis: It is unlikely that either John went to the bedroom, or Mary left the apple.
hypothesis_assertion: Either John went to the bedroom, or Mary left the apple.