A group of construction workers in orange vests are inspecting a set of railroad tracks.
The workers are making sure the tracks are safe.
Not all workers are making sure the tracks are safe.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(Theme(e1,x6) & Actor(e1,x1) & v_inspect(e1) & of(x6,x7) & n_track(x7) & of(x7,x8) & n_railroad(x8) & n_set(x6) & in(x1,x4) & n_vest(x4) & of(x4,x5) & n_orange(x5) & of(x1,x2) & n_worker(x2) & of(x2,x3) & n_construction(x3) & n_group(x1))
exists e1 p1 x1 x2.(n_track(x2) & n_worker(x1) & exists e2 p2.(exists s1.(Theme(s1,x2) & a_safe(s1)) & Topic(e2,p2) & Actor(e2,x1) & v_sure(e2)) & Topic(e1,p1) & Actor(e1,x1) & v_make(e1))