A man working with cement in construction.
The man is a construction worker.
A man working in construction is a construction worker.
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(e1,x4) & n_construction(x4) & with(e1,x3) & n_cement(x3) & Actor(e1,x2) & v_work(e1) & (x1 = x2) & n_man(x1))
exists p1 x1.(n_man(x1) & exists x2 x3.((x1 = x2) & n_worker(x2) & of(x2,x3) & n_construction(x3)))