There is almost no chance that Daniel dropped the apple. It is certain that Mary went to the bedroom. Chances are about even that Gertrude is a mouse. We believe that if Daniel dropped the apple, or Mary went to the bedroom, then Bernhard is a frog. It is certain that if either Mary went to the bedroom, or Gertrude is a mouse, then John got the milk. It is highly unlikely that if Mary went to the bedroom, or Gertrude is a mouse, then Brian is a lion.
Chances are about even that either John got the milk, or Daniel dropped the apple.
Chances are about even that either John got the milk, or Daniel dropped the apple.
It is certain that either John got the milk, or Daniel dropped the apple.
Either John got the milk, or Daniel dropped the apple.