A man on a sanitation truck waits for a job to be finished.
A man on an airplane waits for a job to be finished.
He is either on a sanitation truck or an airplane.
exists e1 p1 x1 x2 x3 x4 x5.(Actor(e1,x1) & v_finish(e1) & on(x1,x2) & for(x2,x5) & Topic(x5,p1) & exists p2 x6.((x5 = x6) & n_thing(x6)) & n_job(x5) & n_wait(x2) & of(x2,x4) & n_truck(x4) & of(x2,x3) & n_sanitation(x3) & n_man(x1))
exists e1 e2 p1 x1 x2 x3 x4.(Actor(e2,x1) & v_finish(e2) & on(x1,x2) & for(e1,x4) & Topic(x4,p1) & exists p2 x5.((x4 = x5) & n_thing(x5)) & n_job(x4) & Actor(e1,x3) & v_wait(e1) & (x2 = x3) & n_airplane(x2) & n_man(x1))