Street art scribe on a wall in the city.
The art displays the name of the artist.
Street art on the wall in the city does not have to display the name of the artist.
exists x1 x2 x3 x4 x5.(n_city(x5) & a_topic(x1) & on(x1,x4) & in(x4,x5) & n_wall(x4) & n_scribe(x1) & of(x1,x3) & n_art(x3) & (x1 = x2) & ne_per_street(x2))
exists e1 x1 x2 x3.(n_artist(x3) & n_name(x2) & n_art(x1) & Theme(e1,x2) & Actor(e1,x1) & v_display(e1) & of(x2,x3))