Men in uniforms talking in front of a building.
Flight attendants giving safety instructions in an airplane.
In front of a building and in an airplane are different locations.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & in(e1,x4) & of(x4,x5) & n_building(x5) & n_front(x4) & Actor(e1,x3) & v_talk(e1) & (x2 = x3) & n_uniform(x2) & n_man(x1))
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & Theme(e1,x4) & Actor(e1,x3) & v_give(e1) & in(x4,x6) & n_airplane(x6) & n_instruction(x4) & of(x4,x5) & n_safety(x5) & (x1 = x3) & n_attendant(x1) & of(x1,x2) & n_flight(x2))