There is almost no chance that Sandra left the milk. It is impossible that Daniel took the football. It is unlikely that Greg is a swan. We believe that if Sandra left the milk, and Greg is a swan, then Lily is a lion. It is certain that if either Sandra left the milk, or Greg is a swan, then John moved to the garden. There is a very good chance that if Sandra left the milk, and Daniel took the football, then Brian is gray.
It is highly likely that brian is gray, and Sandra left the milk.
It is impossible that brian is gray, and Sandra left the milk.
It is highly likely that brian is gray, and Sandra left the milk.
Brian is gray, and Sandra left the milk.