context: There is a very good chance that Greg is a swan. It is likely that Brian is gray. There is a better than even chance that Bill is in the office.
hypothesis: It is almost certain that greg is a swan, or Brian is gray.
valid_hypothesis: It is almost certain that greg is a swan, or Brian is gray.
invalid_hypothesis: There is almost no chance that greg is a swan, or Brian is gray.
hypothesis_assertion: Greg is a swan, or Brian is gray.