context: Chances are about even that Sandra is in the hallway. It is almost certain that Mary discarded the milk. It is almost certain that Lily is a lion.
hypothesis: There is almost no chance that sandra is in the hallway, or Mary discarded the milk.
valid_hypothesis: It is almost certain that sandra is in the hallway, or Mary discarded the milk.
invalid_hypothesis: There is almost no chance that sandra is in the hallway, or Mary discarded the milk.
hypothesis_assertion: Sandra is in the hallway, or Mary discarded the milk.