context: It is probably the case that Lily is a rhino. There is almost no chance that Greg is gray. It is probably the case that Julius is a lion.
hypothesis: There is a very good chance that julius is a lion, and Greg is gray.
valid_hypothesis: There is almost no chance that julius is a lion, and Greg is gray.
invalid_hypothesis: There is a very good chance that julius is a lion, and Greg is gray.
hypothesis_assertion: Julius is a lion, and Greg is gray.