A man is drawing on the street while another man videotapes it.
A videographer captures a local artist doing chalk drawings on the city streets.
A videographer implies professional. The drawing on the street might be done with something other than chalk. A city street is specific while street is generic.
exists e1 p1 x1 x2.(n_thing(x2) & n_street(x2) & exists e2 x3.(Theme(e2,x2) & Actor(e2,x3) & v_videotape(e2) & n_man(x3) & -(x3 = x1)) & n_man(x1) & n_man(x1) & while(e1,p1) & on(e1,x2) & Actor(e1,x1) & v_draw(e1))
exists e1 e2 s1 x1 x2 x3 x4 x5 x6 x7.(n_street(x6) & of(x6,x7) & n_city(x7) & Theme(e2,x2) & Actor(e2,x1) & v_capture(e2) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & on(x4,x6) & n_drawing(x4) & of(x4,x5) & n_chalk(x5) & (x2 = x3) & n_artist(x2) & a_local(s1) & Theme(s1,x2) & n_videographer(x1))