There is a very good chance that Lily is a rhino. There is a better than even chance that Mary put down the milk. We doubt that Bernhard is a frog. It is almost certain that if Mary put down the milk, and Lily is a rhino, then John went to the hallway. Chances are slight that if either Mary put down the milk, or Bernhard is a frog, then Brian is green. It is improbable that if either Lily is a rhino, or Bernhard is a frog, then Julius is white.
It is certain that either John went to the hallway, or Julius is white.
Chances are about even that either John went to the hallway, or Julius is white.
It is certain that either John went to the hallway, or Julius is white.
Either John went to the hallway, or Julius is white.