context: It is probably the case that Julius is gray. Chances are slight that Greg is a frog. It is unlikely that Mary picked up the milk.
hypothesis: It is probably the case that either Greg is a frog, or Julius is gray.
valid_hypothesis: It is probably the case that either Greg is a frog, or Julius is gray.
invalid_hypothesis: It is probably not the case that either Greg is a frog, or Julius is gray.
hypothesis_assertion: Either Greg is a frog, or Julius is gray.