context: It is highly likely that Brian is gray. It is highly likely that Sandra got the football. We doubt that John went to the bedroom.
hypothesis: It is certain that brian is gray, or Sandra got the football.
valid_hypothesis: It is certain that brian is gray, or Sandra got the football.
invalid_hypothesis: There is little chance that brian is gray, or Sandra got the football.
hypothesis_assertion: Brian is gray, or Sandra got the football.