context: There is a very good chance that John moved to the garden. Chances are slight that Greg is yellow. It is almost certain that Brian is green.
hypothesis: There is almost no chance that greg is yellow, or Brian is green.
valid_hypothesis: It is almost certain that greg is yellow, or Brian is green.
invalid_hypothesis: There is almost no chance that greg is yellow, or Brian is green.
hypothesis_assertion: Greg is yellow, or Brian is green.