context: A group of people on the bark, brightly lighten street, while one man with a gray hat holds a large colorful sign with arrows.
hypothesis: It is almost certain that a group of friends heads down the street to a birthday party.
valid_hypothesis: There is almost no chance that a group of friends heads down the street to a birthday party.
invalid_hypothesis: It is almost certain that a group of friends heads down the street to a birthday party.
hypothesis_assertion: A group of friends heads down the street to a birthday party.