Male street artist painting a portrait.
An artist is using paint.
An artist must use paint to be painting a portrait.
exists e1 s1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_paint(e1) & n_portrait(x4) & (x1 = x3) & n_artist(x1) & of(x1,x2) & n_street(x2) & a_male(s1) & Theme(s1,x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_use(e1) & n_paint(x2) & n_artist(x1))