context: It is almost certain that John moved to the garden. It is probable that Sandra got the football. It is certain that Brian is green.
hypothesis: It is probably the case that sandra got the football, and John moved to the garden.
valid_hypothesis: It is probably the case that sandra got the football, and John moved to the garden.
invalid_hypothesis: It is improbable that sandra got the football, and John moved to the garden.
hypothesis_assertion: Sandra got the football, and John moved to the garden.