The black dog is biting the ear of the yellow dog.
two dogs are touching each other
The black biting the ear of yellow dog is two dogs touching each other.
exists e1 s1 s2 x1 x2.(n_dog(x1) & n_dog(x1) & a_yellow(s2) & Theme(s2,x1) & n_ear(x2) & a_black(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_bite(e1) & of(x2,x1))
exists x1.(all x2.(n_other(x2) -> exists e1.(Theme(e1,x2) & Actor(e1,x1) & v_touch(e1))) & n_dog(x1) & card_eq_2(x1))