It is highly unlikely that Greg is a frog. It is probably not the case that Sandra left the milk. It is impossible that Brian is a frog. It is probable that if either Sandra left the milk, or Brian is a frog, then Jessica is a cat. It is unlikely that if Brian is a frog, or Sandra left the milk, then Lily is green. It is probable that if Greg is a frog, and Brian is a frog, then John went to the kitchen.
It is highly unlikely that lily is green, and Sandra left the milk.
It is highly unlikely that lily is green, and Sandra left the milk.
There is a very good chance that lily is green, and Sandra left the milk.
Lily is green, and Sandra left the milk.