An artist is working on a sculpture in a workshop.
It is a bust of a woman
Not all sculpture is a bust of a woman.
exists e1 x1 x2 x3.(in(e1,x3) & n_workshop(x3) & on(e1,x2) & n_sculpture(x2) & Actor(e1,x1) & v_work(e1) & n_artist(x1))
exists p1 x1.(n_thing(x1) & exists x2 x3.((x1 = x2) & of(x2,x3) & n_woman(x3) & n_bust(x2)))