City workers are doing maintenance on a train track.
People are about to get on a train.
The people are not necessarily the city workers.
exists e1 x1 x2 x3 x4 x5.(on(e1,x4) & n_track(x4) & of(x4,x5) & n_train(x5) & Theme(e1,x3) & Actor(e1,x1) & v_do(e1) & n_maintenance(x3) & n_worker(x1) & (x1 = x2) & ne_geo_city(x2))
exists p1 s1 x1.(Topic(s1,p1) & Actor(s1,x1) & a_about(s1) & exists e1 x2.(on(e1,x2) & n_train(x2) & Actor(e1,x1) & v_get(e1)) & n_people(x1))