context: A man wearing a black cap is suspended in the air on a swing, as children are swinging on a swing set.
hypothesis: It is certain that the man in the black hat is about to jump off the swing to impress the kids.
valid_hypothesis: It is highly unlikely that the man in the black hat is about to jump off the swing to impress the kids.
invalid_hypothesis: It is certain that the man in the black hat is about to jump off the swing to impress the kids.
hypothesis_assertion: The man in the black hat is about to jump off the swing to impress the kids.