context: It is certain that Daniel left the milk. We believe that Julius is gray. Chances are slight that Greg is a lion.
hypothesis: There is almost no chance that greg is a lion, or Julius is gray.
valid_hypothesis: There is a very good chance that greg is a lion, or Julius is gray.
invalid_hypothesis: There is almost no chance that greg is a lion, or Julius is gray.
hypothesis_assertion: Greg is a lion, or Julius is gray.