We doubt that Greg is a rhino. It is probable that Julius is gray. It is highly unlikely that Lily is a lion. It is probably not the case that if Greg is a rhino, and Julius is gray, then Brian is green. It is unlikely that if either Greg is a rhino, or Lily is a lion, then Bernhard is yellow. It is certain that if either Greg is a rhino, or Lily is a lion, then John went to the bedroom.
There is a very good chance that john went to the bedroom, or Brian is green.
It is probably not the case that john went to the bedroom, or Brian is green.
There is a very good chance that john went to the bedroom, or Brian is green.
John went to the bedroom, or Brian is green.