context: There is a better than even chance that John moved to the office. There is a very good chance that Julius is a lion. It is impossible that Greg is a swan.
hypothesis: Chances are about even that john moved to the office, and Greg is a swan.
valid_hypothesis: It is impossible that john moved to the office, and Greg is a swan.
invalid_hypothesis: Chances are about even that john moved to the office, and Greg is a swan.
hypothesis_assertion: John moved to the office, and Greg is a swan.