context: It is probable that Sandra got the football. It is probably not the case that Brian is green. We believe that Julius is a lion.
hypothesis: There is almost no chance that either Brian is green, or Julius is a lion.
valid_hypothesis: There is a better than even chance that either Brian is green, or Julius is a lion.
invalid_hypothesis: There is almost no chance that either Brian is green, or Julius is a lion.
hypothesis_assertion: Either Brian is green, or Julius is a lion.