A dog with its mouth open is running.
A cat is running.
dog and cat are different animals
exists e1 x1 x2 x3.(Actor(e1,x1) & v_run(e1) & with(x1,x2) & n_open(x2) & of(x2,x3) & n_mouth(x3) & of(x2,x1) & n_thing(x1) & n_dog(x1))
exists e1 x1.(Actor(e1,x1) & v_run(e1) & n_cat(x1))