context: We believe that Greg is a swan. It is highly likely that Daniel took the football. It is probably the case that Bernhard is yellow.
hypothesis: It is almost certain that either Bernhard is yellow, or Daniel took the football.
valid_hypothesis: It is probably not the case that either Bernhard is yellow, or Daniel took the football.
invalid_hypothesis: It is almost certain that either Bernhard is yellow, or Daniel took the football.
hypothesis_assertion: Either Bernhard is yellow, or Daniel took the football.