A woman on a computer at a desk.
Woman working at her computer.
if a woman is on a computer at a desk, she is working at her computer.
exists x1 x2 x3.(a_topic(x1) & on(x1,x2) & at(x2,x3) & n_desk(x3) & n_computer(x2) & n_woman(x1))
exists e1 x1 x2.(n_computer(x2) & of(x2,x1) & n_female(x1) & ne_nam_woman(x1) & at(e1,x2) & Actor(e1,x1) & v_work(e1))