Two females are looking at a notebook in a lab.
Two men are sharing a copy of 50 shades of grey.
Authors don't refer to males as females in the same paragraph. 50 shades of grey is not a notebook.
exists e1 x1 x2 x3.(at(e1,x2) & in(x2,x3) & n_lab(x3) & n_notebook(x2) & Actor(e1,x1) & v_look(e1) & n_female(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_share(e1) & of(x2,x3) & of(x3,x4) & n_grey(x4) & n_shades(x3) & card_eq_50(x3) & n_copy(x2) & n_man(x1) & card_eq_2(x1))