Two dogs play in tall grass.
Two dogs chase one another through the grass.
Not all dogs playing in tall grass chase one another.
exists e1 s1 x1 x2.(in(e1,x2) & n_grass(x2) & a_tall(s1) & Theme(s1,x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))
exists e1 s1 x1 x2 x3.(n_grass(x3) & through(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_chase(e1) & n_thing(x2) & card_eq_1(x2) & a_another(s1) & Theme(s1,x2) & n_dog(x1) & card_eq_2(x1))