context: People walking down a busy city street in the winter.
hypothesis: It is impossible that the people walking down a busy city street are trying to catch a limited release purchase event.
valid_hypothesis: It is impossible that the people walking down a busy city street are trying to catch a limited release purchase event.
invalid_hypothesis: It is certain that the people walking down a busy city street are trying to catch a limited release purchase event.
hypothesis_assertion: The people walking down a busy city street are trying to catch a limited release purchase event.