context: There is a very good chance that Julius is a lion. It is unlikely that Brian is green. It is almost certain that Bernhard is a frog.
hypothesis: We doubt that brian is green, and Julius is a lion.
valid_hypothesis: We doubt that brian is green, and Julius is a lion.
invalid_hypothesis: It is almost certain that brian is green, and Julius is a lion.
hypothesis_assertion: Brian is green, and Julius is a lion.