A policeman on a white horse are patrolling the streets of the city.
A policeman patrolling.
Sentence one says a policeman is patrolling Sentence two says the policeman is patrolling
exists e1 s1 x1 x2 x3 x4.(n_city(x4) & n_street(x3) & Theme(e1,x3) & Actor(e1,x1) & v_patrol(e1) & of(x3,x4) & on(x1,x2) & n_horse(x2) & a_white(s1) & Theme(s1,x2) & n_policeman(x1))
exists x1 x2.(a_topic(x1) & n_patrolling(x1) & of(x1,x2) & n_policeman(x2))