context: It is almost certain that Fred is in the office. It is highly unlikely that Mary picked up the apple. There is a very good chance that Julius is a lion. It is impossible that if either Julius is a lion, or Fred is in the office, then Greg is green. There is a very good chance that if Julius is a lion, and Mary picked up the apple, then Daniel got the milk. It is highly unlikely that if either Fred is in the office, or Mary picked up the apple, then Bernhard is a swan.
hypothesis: There is a very good chance that daniel got the milk, or Julius is a lion.
valid_hypothesis: There is a very good chance that daniel got the milk, or Julius is a lion.
invalid_hypothesis: We doubt that daniel got the milk, or Julius is a lion.
hypothesis_assertion: Daniel got the milk, or Julius is a lion.