context: There is almost no chance that Julius is a lion. There is a better than even chance that Greg is gray. We believe that Mary put down the apple.
hypothesis: We believe that mary put down the apple, or Julius is a lion.
valid_hypothesis: We believe that mary put down the apple, or Julius is a lion.
invalid_hypothesis: It is probably not the case that mary put down the apple, or Julius is a lion.
hypothesis_assertion: Mary put down the apple, or Julius is a lion.