A woman in a laboratory looking into a microscope.
woman in a lab
laboratory almost the same as  lab
exists e1 x1 x2 x3 x4.(a_topic(x1) & into(e1,x4) & n_microscope(x4) & Actor(e1,x3) & v_look(e1) & (x1 = x3) & in(x1,x2) & n_laboratory(x2) & n_woman(x1))
exists x1 x2.(a_topic(x1) & in(x1,x2) & n_lab(x2) & n_woman(x1))