Two girls are sitting on the ground and one is wearing an animal costume.
There are two girls.
There are two girls of which one is wearing a costume.
exists e2 e1 x1 x2 x3 x4 x5.(n_ground(x2) & Theme(e2,x4) & Actor(e2,x3) & v_wear(e2) & n_costume(x4) & of(x4,x5) & n_animal(x5) & n_thing(x3) & card_eq_1(x3) & on(e1,x2) & Actor(e1,x1) & v_sit(e1) & n_girl(x1) & card_eq_2(x1))
exists p1 x1 x2.((x1 = x2) & n_girl(x2) & card_eq_2(x2))