Two females are looking at a notebook in a lab.
Lab partners are studying together.
Not every pair of females are lab partners and looking does not imply studying.
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 s1 x1 x2.(a_together(s1) & Manner(e1,s1) & Actor(e1,x1) & v_study(e1) & n_partner(x1) & (x1 = x2) & ne_nam_lab(x2))