context: Chances are about even that Brian is a frog. There is a very good chance that Mary dropped the apple. Chances are about even that John got the milk. It is probable that if Mary dropped the apple, or Brian is a frog, then Emily is a wolf. We believe that if either John got the milk, or Mary dropped the apple, then Greg is green. It is probably not the case that if John got the milk, or Brian is a frog, then Sumit is bored.
hypothesis: It is probably not the case that john got the milk, and Brian is a frog.
valid_hypothesis: It is probably not the case that john got the milk, and Brian is a frog.
invalid_hypothesis: It is probably the case that john got the milk, and Brian is a frog.
hypothesis_assertion: John got the milk, and Brian is a frog.