context: Chances are about even that Greg is green. There is almost no chance that Julius is gray. There is a better than even chance that Daniel left the football. It is impossible that if Daniel left the football, and Julius is gray, then John discarded the milk. It is probable that if Julius is gray, and Greg is green, then Bill is in the kitchen. It is impossible that if Julius is gray, or Greg is green, then Brian is a frog.
hypothesis: There is almost no chance that julius is gray, and Greg is green.
valid_hypothesis: There is almost no chance that julius is gray, and Greg is green.
invalid_hypothesis: It is probable that julius is gray, and Greg is green.
hypothesis_assertion: Julius is gray, and Greg is green.