Two people working on an assembly line.
A couple assembly workers inspecting a car
The couple may or may not be inspecting a car.
exists e1 x1 x2 x3 x4.(a_topic(x1) & on(e1,x3) & n_line(x3) & of(x3,x4) & n_assembly(x4) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & Theme(e1,x5) & Actor(e1,x4) & v_inspect(e1) & n_car(x5) & (x1 = x4) & n_worker(x1) & of(x1,x3) & n_assembly(x3) & of(x1,x2) & n_couple(x2))