context: It is likely that Mary moved to the office. It is almost certain that Julius is gray. There is almost no chance that Emily is a wolf. It is probably the case that if Emily is a wolf, or Mary moved to the office, then John discarded the milk. It is impossible that if either Emily is a wolf, or Julius is gray, then Brian is a swan. There is a better than even chance that if either Mary moved to the office, or Emily is a wolf, then Sandra grabbed the milk.
hypothesis: There is almost no chance that brian is a swan, or Emily is a wolf.
valid_hypothesis: There is almost no chance that brian is a swan, or Emily is a wolf.
invalid_hypothesis: It is likely that brian is a swan, or Emily is a wolf.
hypothesis_assertion: Brian is a swan, or Emily is a wolf.