context: A man is doing a handstand in a park on a sunny day.
hypothesis: There is a very good chance that a sad man is doing a handstand in a park on a sunny day.
valid_hypothesis: It is unlikely that a sad man is doing a handstand in a park on a sunny day.
invalid_hypothesis: There is a very good chance that a sad man is doing a handstand in a park on a sunny day.
hypothesis_assertion: A sad man is doing a handstand in a park on a sunny day.