It is highly unlikely that John got the apple. There is little chance that Greg is green. We doubt that Lily is yellow. There is a very good chance that if Lily is yellow, or Greg is green, then Brian is a frog. It is almost certain that if either Lily is yellow, or John got the apple, then Mary picked up the milk. There is a very good chance that if either John got the apple, or Greg is green, then Julius is white.
It is probably the case that greg is green, or Mary picked up the milk.
It is probably not the case that greg is green, or Mary picked up the milk.
It is probably the case that greg is green, or Mary picked up the milk.
Greg is green, or Mary picked up the milk.