A man and a woman on a scooter.
People sitting in a car.
car and scooter are different vehicles
exists s1 x1 x2 x3.(a_topic(s1) & subset_of(x2,s1) & on(x2,x3) & n_scooter(x3) & n_woman(x2) & subset_of(x1,s1) & n_man(x1))
exists e1 x1 x2 x3.(a_topic(x1) & in(e1,x3) & n_car(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_people(x1))