Three workers in fluorescent orange clothing cleaning the subway tracks.
The men are wearing black jumpsuits and cleaning the building.
Fluorescent orange clothing is different from black jumpsuits. Subway tracks cannot be a building.
exists e1 s1 x1 x2 x3 x4 x5 x6.(n_track(x5) & of(x5,x6) & n_subway(x6) & a_topic(x1) & in(x1,x2) & Theme(e1,x5) & Actor(e1,x4) & v_clean(e1) & (x2 = x4) & n_clothing(x2) & of(x2,x3) & n_orange(x3) & a_fluorescent(s1) & Theme(s1,x2) & n_worker(x1) & card_eq_3(x1))
exists e2 e1 s1 x1 x2 x3.(n_building(x3) & n_man(x1) & Theme(e2,x3) & Actor(e2,x1) & v_clean(e2) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_jumpsuit(x2) & a_black(s1) & Theme(s1,x2))