We believe that Winona is a cat. It is highly unlikely that Greg is a swan. It is almost certain that Jessica is a sheep. Chances are about even that if either Winona is a cat, or Greg is a swan, then Brian is white. It is highly likely that if Greg is a swan, or Winona is a cat, then Mary took the apple. There is almost no chance that if either Greg is a swan, or Jessica is a sheep, then Lily is gray.
It is impossible that lily is gray, and Brian is white.
It is impossible that lily is gray, and Brian is white.
We believe that lily is gray, and Brian is white.
Lily is gray, and Brian is white.