context: Sisters waiting for their dinner to be served at a restaurant while listening to live music.
hypothesis: There is almost no chance that twin sisters are celebrating their birthday at a fancy restaurant.
valid_hypothesis: There is almost no chance that twin sisters are celebrating their birthday at a fancy restaurant.
invalid_hypothesis: There is a better than even chance that twin sisters are celebrating their birthday at a fancy restaurant.
hypothesis_assertion: Twin sisters are celebrating their birthday at a fancy restaurant.