Two young girls in a lake talking to each other.
Girls talking in a pool.
The girls can't be in a lake while in a pool.
exists e1 s1 x1 x2 x3.(a_topic(x1) & in(x1,x2) & all x4.(n_other(x4) -> to(e1,x4)) & Actor(e1,x3) & v_talk(e1) & (x2 = x3) & n_lake(x2) & n_girl(x1) & a_young(s1) & Theme(s1,x1) & card_eq_2(x1))
exists e1 x1 x2.(ne_nam_girls(x1) & in(e1,x2) & n_pool(x2) & Actor(e1,x1) & v_talk(e1))