Two girls crouch in front of some bushes and talk on their phones.
Two girls are hiding by some bushes to surprise their friend.
Two girls crouching in front of some bushes are not necessarily surprising their friend.
exists e1 x1 x2 x3 x4 x5 x6.(in(e1,x2) & of(x2,x3) & on(x3,x6) & n_phone(x6) & of(x6,x1) & n_thing(x1) & n_talk(x5) & n_bush(x4) & subset_of(x5,x3) & subset_of(x4,x3) & n_front(x2) & Actor(e1,x1) & v_crouch(e1) & n_girl(x1) & card_eq_2(x1))
exists e1 p1 x1 x2 x3 x4.(Topic(e1,p1) & exists e2.(Theme(e2,x4) & Actor(e2,x1) & v_surprise(e2)) & n_friend(x4) & of(x4,x1) & n_thing(x1) & by(e1,x3) & n_bush(x3) & Actor(e1,x2) & v_hide(e1) & n_girl(x2) & card_eq_2(x2) & n_girl(x1) & card_eq_2(x1))