context: It is likely that Mary went to the garden. There is a very good chance that Greg is gray. It is highly likely that Jessica is a mouse.
hypothesis: It is probable that either Greg is gray, or Jessica is a mouse.
valid_hypothesis: It is probably not the case that either Greg is gray, or Jessica is a mouse.
invalid_hypothesis: It is probable that either Greg is gray, or Jessica is a mouse.
hypothesis_assertion: Either Greg is gray, or Jessica is a mouse.