There is a very good chance that Lily is gray. It is improbable that Daniel grabbed the milk. It is probably the case that John went to the hallway. There is a better than even chance that if either Lily is gray, or John went to the hallway, then Brian is a swan. It is probably not the case that if Daniel grabbed the milk, and John went to the hallway, then Bernhard is a rhino. It is probable that if Daniel grabbed the milk, or Lily is gray, then Sandra left the milk.
There is a very good chance that lily is gray, or Sandra left the milk.
There is a very good chance that lily is gray, or Sandra left the milk.
There is almost no chance that lily is gray, or Sandra left the milk.
Lily is gray, or Sandra left the milk.