An artist creating a sculpture.
There is a sculpture in progress.
in a both sentence sculpture and process is various
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_create(e1) & n_sculpture(x3) & (x1 = x2) & n_artist(x1))
exists p1 x1 x2 x3.((x1 = x2) & in(x2,x3) & n_progress(x3) & n_sculpture(x2))