context: There is a better than even chance that Julius is a swan. It is certain that Winona is a cat. It is probably not the case that Bill moved to the garden.
hypothesis: It is probably the case that bill moved to the garden, or Julius is a swan.
valid_hypothesis: It is probably the case that bill moved to the garden, or Julius is a swan.
invalid_hypothesis: It is unlikely that bill moved to the garden, or Julius is a swan.
hypothesis_assertion: Bill moved to the garden, or Julius is a swan.