A group of men in orange safety jackets inspect the engine of some sort of tram.
Men in uniform talks to passengers that were getting off.
Inspecting usually does not require talking to passengers.
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 e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & to(x1,x3) & a_off(s2) & Manner(e1,s2) & Actor(e1,x4) & v_get(e1) & (x3 = x4) & n_passenger(x3) & in(x1,x2) & n_talk(x2) & a_uniform(s1) & Theme(s1,x2) & n_man(x1))