context: It is highly likely that Sandra got the football. It is certain that Julius is a lion. It is probable that Bill moved to the garden.
hypothesis: There is a better than even chance that sandra got the football, and Bill moved to the garden.
valid_hypothesis: There is a better than even chance that sandra got the football, and Bill moved to the garden.
invalid_hypothesis: It is highly unlikely that sandra got the football, and Bill moved to the garden.
hypothesis_assertion: Sandra got the football, and Bill moved to the garden.