A man is standing by a city street holding a saxophone.
A man is playing a saxophone on the city street
Not every man holding a saxophone is playing the saxophone.
exists e1 e2 x1 x2 x3 x4.(for(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_hold(e2) & n_saxophone(x4) & by(e1,x2) & n_street(x2) & of(x2,x3) & n_city(x3) & Actor(e1,x1) & v_stand(e1) & n_man(x1))
exists e1 x1 x2 x3 x4.(n_street(x3) & of(x3,x4) & n_city(x4) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & on(x2,x3) & n_saxophone(x2) & n_man(x1))