context: There is a better than even chance that Brian is gray. It is probably the case that Greg is a lion. There is almost no chance that Mary left the apple.
hypothesis: It is improbable that either Mary left the apple, or Brian is gray.
valid_hypothesis: There is a better than even chance that either Mary left the apple, or Brian is gray.
invalid_hypothesis: It is improbable that either Mary left the apple, or Brian is gray.
hypothesis_assertion: Either Mary left the apple, or Brian is gray.