The traffic light could be dangerous the way it is hung.
The traffic light is secure.
The traffic light is not dangerous.
exists e1 p1 x1 x2 x3.(n_thing(x3) & n_way(x3) & n_light(x1) & of(x1,x2) & n_traffic(x2) & exists p2 s1.(for(p2,s1) & Theme(s1,x1) & a_dangerous(s1) & exists p3.((x1 = x3) & exists e2.(Theme(e2,x3) & v_hang(e2)) & that(x3,p3))) & Topic(e1,p1) & Actor(e1,x1) & v_could(e1))
exists s1 x1 x2.(n_light(x1) & of(x1,x2) & n_traffic(x2) & Theme(s1,x1) & a_secure(s1))