Two girls play on a tree along with their pet dog.
The girls are swimming in a pool.
The girls cannot play on a tree and be swimming at the same time.
exists e1 s1 x1 x2 x3.(with(e1,x3) & n_dog(x3) & a_pet(s1) & Theme(s1,x3) & of(x3,x1) & n_thing(x1) & r_along(e1) & on(e1,x2) & n_tree(x2) & Actor(e1,x1) & v_play(e1) & n_girl(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_girl(x1) & in(e1,x2) & n_pool(x2) & Actor(e1,x1) & v_swim(e1))