It is unlikely that Gertrude is a mouse. There is little chance that Mary got the milk. It is highly unlikely that Julius is a rhino. There is little chance that if either Mary got the milk, or Gertrude is a mouse, then Greg is yellow. There is a better than even chance that if Gertrude is a mouse, and Julius is a rhino, then Brian is a frog. We believe that if either Mary got the milk, or Gertrude is a mouse, then Lily is white.
It is probably not the case that lily is white, or Mary got the milk.
It is probably not the case that lily is white, or Mary got the milk.
It is probable that lily is white, or Mary got the milk.
Lily is white, or Mary got the milk.