People are walking down the street.
People are walking to a restaurant.
Walking down the street does not necessarily imply walking to a restaurant.
exists e1 x1 x2.(n_street(x2) & down(e1,x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))
exists e1 x1 x2.(to(e1,x2) & n_restaurant(x2) & Actor(e1,x1) & v_walk(e1) & n_people(x1))