Guys on the roof doing their work.
150 guys are on the roof of a car playing fiddles.
work  is not the same as  playing
exists e1 x1 x2 x3 x4.(n_work(x4) & of(x4,x2) & n_thing(x2) & n_roof(x2) & a_topic(x1) & on(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_do(e1) & (x2 = x3) & n_guy(x1))
exists p1 x1 x2.(n_roof(x2) & exists e1 x3 x4 x5.(on(x1,x2) & of(x2,x3) & Theme(e1,x5) & Actor(e1,x4) & v_play(e1) & n_fiddle(x5) & (x3 = x4) & n_car(x3)) & n_guy(x1) & card_eq_150(x1))