context: There is a better than even chance that Daniel left the football. There is a very good chance that Sandra got the milk. We believe that Julius is gray. It is improbable that if Julius is gray, and Sandra got the milk, then Bernhard is a lion. There is a better than even chance that if either Julius is gray, or Daniel left the football, then Brian is green. It is improbable that if Sandra got the milk, or Julius is gray, then Mary is in the office.
hypothesis: There is almost no chance that either Sandra got the milk, or Brian is green.
valid_hypothesis: There is a better than even chance that either Sandra got the milk, or Brian is green.
invalid_hypothesis: There is almost no chance that either Sandra got the milk, or Brian is green.
hypothesis_assertion: Either Sandra got the milk, or Brian is green.