The man in the blue shirt is working on the light.
A man working on a light that has been broken for a week.
Not all lights being worked on have been broken for a week.
exists e1 s1 x1 x2 x3.(n_light(x3) & n_shirt(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1) & on(e1,x3) & Actor(e1,x1) & v_work(e1) & in(x1,x2))
exists e2 e1 x1 x2 x3 x4 x5.(a_topic(x1) & on(e1,x3) & for(e2,x5) & n_week(x5) & Theme(e2,x4) & v_break(e2) & (x3 = x4) & n_light(x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1))