Two men wearing work clothing climb a scaffold at a construction site.
Two men are working on construction.
Men must be working on construction when they are on a construction site.
exists x1 x2.(a_topic(x1) & all x3.(n_scaffold(x3) -> exists e1 x4 x5 x6 x7 x8.(Theme(e1,x4) & Actor(e1,x2) & v_wear(e1) & at(x4,x7) & n_site(x7) & of(x7,x8) & n_construction(x8) & for(x4,x3) & n_climb(x4) & of(x4,x6) & n_clothing(x6) & of(x4,x5) & n_work(x5))) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2.(on(e1,x2) & n_construction(x2) & Actor(e1,x1) & v_work(e1) & n_man(x1) & card_eq_2(x1))