context: There is a very good chance that Mary went to the hallway. There is a better than even chance that Daniel is in the office. There is a very good chance that Julius is green. It is almost certain that if either Mary went to the hallway, or Julius is green, then Sandra grabbed the milk. Chances are about even that if Daniel is in the office, or Mary went to the hallway, then Lily is gray. It is improbable that if either Mary went to the hallway, or Julius is green, then Brian is a lion.
hypothesis: It is unlikely that either Sandra grabbed the milk, or Julius is green.
valid_hypothesis: There is a very good chance that either Sandra grabbed the milk, or Julius is green.
invalid_hypothesis: It is unlikely that either Sandra grabbed the milk, or Julius is green.
hypothesis_assertion: Either Sandra grabbed the milk, or Julius is green.