A orange and yellow ambulance on a street next to a crane.
A police car is driving.
Police car is different than ambulance.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(s1) & subset_of(x2,s1) & to(x4,x5) & n_crane(x5) & next(x2,x4) & n_thing(x4) & on(x2,x3) & n_street(x3) & n_ambulance(x2) & a_yellow(s2) & Theme(s2,x2) & subset_of(x1,s1) & n_orange(x1))
exists e1 x1 x2.(Actor(e1,x1) & v_drive(e1) & n_car(x1) & of(x1,x2) & n_police(x2))