context: It is likely that Julius is yellow. Chances are slight that Greg is a swan. There is a better than even chance that Daniel got the football.
hypothesis: There is almost no chance that greg is a swan, or Julius is yellow.
valid_hypothesis: We believe that greg is a swan, or Julius is yellow.
invalid_hypothesis: There is almost no chance that greg is a swan, or Julius is yellow.
hypothesis_assertion: Greg is a swan, or Julius is yellow.