Two men performing construction work.
They both worked for the same company.
Two men working in construction may not have worked for the same company.
exists e1 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_perform(e1) & n_work(x3) & of(x3,x4) & n_construction(x4) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(n_company(x3) & a_same(s1) & Theme(s1,x3) & n_thing(x1) & for(e1,x3) & Actor(e1,x1) & v_work(e1) & Time(x1,x2) & n_both(x2))