A woman is pushing a cart with luggage down a street.
A woman is pushing something.
A woman is pushing a cart therefore she is pushing "something."
exists e1 x1 x2 x3 x4.(with(e1,x3) & down(x3,x4) & n_street(x4) & n_luggage(x3) & Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_cart(x2) & n_woman(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_push(e1) & n_thing(x2) & n_woman(x1))