Chances are slight that Greg is a frog. It is highly likely that Lily is green. It is impossible that Brian is white. It is highly unlikely that if either Brian is white, or Greg is a frog, then Julius is a lion. It is probably not the case that if Greg is a frog, or Lily is green, then Mary got the apple. There is a better than even chance that if Lily is green, and Greg is a frog, then Bernhard is yellow.
It is probably not the case that either Bernhard is yellow, or Mary got the apple.
It is probably not the case that either Bernhard is yellow, or Mary got the apple.
It is likely that either Bernhard is yellow, or Mary got the apple.
Either Bernhard is yellow, or Mary got the apple.