context: It is highly likely that Greg is white. It is likely that Julius is a swan. It is probably not the case that Mary got the football. It is impossible that if Greg is white, or Julius is a swan, then Emily is a wolf. It is probable that if Julius is a swan, and Greg is white, then John went to the garden. There is almost no chance that if either Julius is a swan, or Greg is white, then Lily is white.
hypothesis: It is impossible that either Lily is white, or Emily is a wolf.
valid_hypothesis: It is impossible that either Lily is white, or Emily is a wolf.
invalid_hypothesis: It is probable that either Lily is white, or Emily is a wolf.
hypothesis_assertion: Either Lily is white, or Emily is a wolf.