context: It is almost certain that Bernhard is a frog. It is probable that Julius is a lion. We believe that Greg is green.
hypothesis: There is almost no chance that julius is a lion, and Greg is green.
valid_hypothesis: Chances are about even that julius is a lion, and Greg is green.
invalid_hypothesis: There is almost no chance that julius is a lion, and Greg is green.
hypothesis_assertion: Julius is a lion, and Greg is green.