A man in a top hat is playing the accordion on the side of a city street.
There's no music being played in the city.
If there is no music being played then no one could be playing the accordion.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_side(x4) & n_accordion(x3) & Theme(e1,x3) & Actor(e1,x1) & v_play(e1) & on(x3,x4) & of(x4,x5) & n_street(x5) & of(x5,x6) & n_city(x6) & in(x1,x2) & n_hat(x2) & a_top(s1) & Theme(s1,x2) & n_man(x1))
exists p1 x1 x4.(n_city(x4) & -exists e1 x2 x3.((x1 = x2) & in(e1,x4) & Theme(e1,x3) & v_play(e1) & (x2 = x3) & n_music(x2)))