Sanitation workers in orange clean up a street.
The sanitation workers are indoors.
The workers are either on the street or indoors.
exists e1 s1 x1 x2 x3 x4.(a_up(s1) & Manner(e1,s1) & Theme(e1,x4) & Actor(e1,x1) & v_clean(e1) & n_street(x4) & in(x1,x3) & n_orange(x3) & n_worker(x1) & (x1 = x2) & ne_nam_sanitation(x2))
exists p1 x1 x2.(n_worker(x1) & of(x1,x2) & n_sanitation(x2) & exists x3.((x1 = x3) & n_indoor(x3)))