context: A view from a hidden camera at a low height shows a man and a woman standing under an umbrella mounted on the back of a three wheeled bicycle with a cart on the back.
hypothesis: There is a better than even chance that a husband and wife stand under an umbrella.
valid_hypothesis: There is a better than even chance that a husband and wife stand under an umbrella.
invalid_hypothesis: It is impossible that a husband and wife stand under an umbrella.
hypothesis_assertion: A husband and wife stand under an umbrella.