It is certain that John left the milk. There is almost no chance that Mary got the milk. We doubt that Julius is a frog. It is improbable that if either John left the milk, or Julius is a frog, then Bernhard is white. We doubt that if Julius is a frog, or John left the milk, then Greg is a lion. It is highly likely that if Julius is a frog, and John left the milk, then Lily is gray.
It is highly likely that either John left the milk, or Bernhard is white.
It is highly likely that either John left the milk, or Bernhard is white.
There is almost no chance that either John left the milk, or Bernhard is white.
Either John left the milk, or Bernhard is white.