One man wearing a hat on top of a roof doing construction work.
He is working for wages
Doing construction work does not imply working for wages.
exists e2 e1 x1 x2 x3 x4 x5 x6 x7 x8.(a_topic(x1) & Theme(e2,x3) & Actor(e2,x2) & v_wear(e2) & on(x3,x4) & of(x4,x5) & Theme(e1,x7) & Actor(e1,x6) & v_do(e1) & n_work(x7) & of(x7,x8) & n_construction(x8) & (x5 = x6) & n_roof(x5) & n_top(x4) & n_hat(x3) & (x1 = x2) & n_man(x1) & card_eq_1(x1))
exists e1 x1.(for(e1,x1) & n_wages(x1) & Actor(e1,x1) & v_work(e1) & n_male(x1))