Two dogs play with a ball in a field.
Animals are outside.
Dogs are animals and a field is located outside.
exists e1 x1 x2 x3.(with(e1,x2) & in(x2,x3) & n_field(x3) & n_ball(x2) & Actor(e1,x1) & v_play(e1) & n_dog(x1) & card_eq_2(x1))
exists s1 x1.(Theme(s1,x1) & a_outside(s1) & n_animal(x1))