An orange bus is parked on the side of a road.
A road is vacant of cars.
CARS ARE NOT A BUS
exists e1 x1 x2 x3 x4.(n_side(x3) & on(e1,x3) & of(x3,x4) & n_road(x4) & Theme(e1,x1) & v_park(e1) & n_bus(x1) & of(x1,x2) & n_orange(x2))
exists s1 x1 x2.(of(s1,x2) & n_car(x2) & Theme(s1,x1) & a_vacant(s1) & n_road(x1))