Brown dog biting a gray dogs ear.
There are two dogs.
A brown dog and a gray dog means there are two dogs.
exists e1 s1 s2 x1 x2 x3 x4.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_bite(e1) & n_ear(x3) & of(x3,x4) & n_dog(x4) & a_gray(s2) & Theme(s2,x3) & (x1 = x2) & n_dog(x1) & a_brown(s1) & Theme(s1,x1))
exists p1 x1 x2.((x1 = x2) & n_dog(x2) & card_eq_2(x2))