It is highly likely that Mary went to the kitchen. It is almost certain that Sandra grabbed the apple. It is highly unlikely that John got the milk.
It is certain that either Sandra grabbed the apple, or Mary went to the kitchen.
Chances are slight that either Sandra grabbed the apple, or Mary went to the kitchen.
It is certain that either Sandra grabbed the apple, or Mary went to the kitchen.
Either Sandra grabbed the apple, or Mary went to the kitchen.