A seamstress's work area.
A work area in a building.
Not all work areas are in a building.
exists x1 x2 x3.(a_topic(x2) & n_area(x2) & of(x2,x3) & n_work(x3) & of(x2,x1) & n_seamstress(x1))
exists x1 x2 x3.(a_topic(x1) & in(x1,x3) & n_building(x3) & n_area(x1) & of(x1,x2) & n_work(x2))