A woman in black vacuums the kitchen floor.
The woman is a maid
Not ever woman who vacuums is a maid.
exists s1 x1 x2 x3 x4.(a_topic(x1) & n_floor(x3) & of(x3,x4) & n_kitchen(x4) & (x1 = x3) & in(x1,x2) & n_vacuum(x2) & a_black(s1) & Theme(s1,x2) & n_woman(x1))
exists p1 x1.(n_woman(x1) & exists x2.((x1 = x2) & n_maid(x2)))