It is probably the case that Greg is a swan. There is a very good chance that Julius is yellow. There is little chance that Mary dropped the milk. We believe that if Greg is a swan, or Julius is yellow, then Winona is a cat. It is improbable that if Mary dropped the milk, or Greg is a swan, then John moved to the garden. Chances are about even that if Mary dropped the milk, and Julius is yellow, then Fred went to the kitchen.
Chances are slight that greg is a swan, or Mary dropped the milk.
We believe that greg is a swan, or Mary dropped the milk.
Chances are slight that greg is a swan, or Mary dropped the milk.
Greg is a swan, or Mary dropped the milk.