context: It is impossible that Brian is white. There is a very good chance that Greg is gray. It is highly likely that John moved to the office.
hypothesis: It is highly likely that brian is white, or John moved to the office.
valid_hypothesis: It is highly likely that brian is white, or John moved to the office.
invalid_hypothesis: There is almost no chance that brian is white, or John moved to the office.
hypothesis_assertion: Brian is white, or John moved to the office.