Two dogs play on the grass.
Ther are animals outdoors.
dogs are animals. grass is outdoors.
exists e1 x1 x2.(n_grass(x2) & on(e1,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))
exists p1 x1.(ne_nam_ther(x1) & exists x2 x3.((x1 = x2) & n_outdoors(x2) & of(x2,x3) & n_animal(x3)))