A policeman stops on a street with a search dog.
a police man with his dog
A policeman is a type of police man, and a search dog is a type of dog.
exists e1 x1 x2 x3 x4.(with(e1,x3) & n_dog(x3) & of(x3,x4) & n_search(x4) & on(e1,x2) & n_street(x2) & Actor(e1,x1) & v_stop(e1) & n_policeman(x1))
exists x1 x2 x3.(a_topic(x1) & with(x1,x3) & n_dog(x3) & of(x3,x1) & n_male(x1) & n_man(x1) & of(x1,x2) & n_police(x2))