context: It is probably not the case that Mary moved to the garden. Chances are about even that Greg is green. It is unlikely that Winona is a cat.
hypothesis: There is almost no chance that either Winona is a cat, or Greg is green.
valid_hypothesis: Chances are about even that either Winona is a cat, or Greg is green.
invalid_hypothesis: There is almost no chance that either Winona is a cat, or Greg is green.
hypothesis_assertion: Either Winona is a cat, or Greg is green.