Chances are slight that Lily is a frog. There is a very good chance that Fred went to the kitchen. It is probable that Brian is green. We doubt that if either Lily is a frog, or Fred went to the kitchen, then Bernhard is a lion. It is highly unlikely that if Fred went to the kitchen, and Brian is green, then Greg is a rhino. There is a very good chance that if either Fred went to the kitchen, or Brian is green, then Gertrude is a wolf.
It is almost certain that brian is green, or Fred went to the kitchen.
It is almost certain that brian is green, or Fred went to the kitchen.
We doubt that brian is green, or Fred went to the kitchen.
Brian is green, or Fred went to the kitchen.