A group of men in orange safety jackets inspect the engine of some sort of tram.
Men in uniform near a train.
Man in orange safety jackets inspect engine of tram implies men are in uniform near a train.
exists e1 x1 x2 x3 x4 x5 x6 x7 x8.(n_engine(x6) & Theme(e1,x6) & Actor(e1,x1) & v_inspect(e1) & of(x6,x7) & of(x7,x8) & n_tram(x8) & n_sort(x7) & of(x1,x2) & in(x2,x3) & n_jacket(x3) & of(x3,x5) & n_safety(x5) & of(x3,x4) & n_orange(x4) & n_man(x2) & n_group(x1))
exists x1 x2 x3.(a_topic(x1) & near(x1,x3) & n_train(x3) & in(x1,x2) & n_uniform(x2) & n_man(x1))