There is almost no chance that Bernhard is gray. There is almost no chance that Daniel grabbed the milk. There is little chance that Brian is a frog. There is a better than even chance that if Daniel grabbed the milk, or Brian is a frog, then John dropped the apple. We doubt that if either Bernhard is gray, or Brian is a frog, then Sandra got the apple. It is probably the case that if either Daniel grabbed the milk, or Bernhard is gray, then Greg is yellow.
It is probably the case that either Sandra got the apple, or Bernhard is gray.
It is highly unlikely that either Sandra got the apple, or Bernhard is gray.
It is probably the case that either Sandra got the apple, or Bernhard is gray.
Either Sandra got the apple, or Bernhard is gray.