context: There is a better than even chance that Julius is white. We believe that Greg is a frog. There is a better than even chance that Mary dropped the milk. It is probable that if Julius is white, and Greg is a frog, then John discarded the milk. There is a better than even chance that if Julius is white, or Mary dropped the milk, then Lily is a swan. We believe that if either Mary dropped the milk, or Greg is a frog, then Brian is a rhino.
hypothesis: It is probably not the case that john discarded the milk, and Greg is a frog.
valid_hypothesis: It is probably not the case that john discarded the milk, and Greg is a frog.
invalid_hypothesis: It is certain that john discarded the milk, and Greg is a frog.
hypothesis_assertion: John discarded the milk, and Greg is a frog.