A man is playing tug-of-war with his dog.
The dog is a Siberian husky.
not every dog is a husky
exists e1 x1 x2 x3.(with(e1,x3) & n_dog(x3) & of(x3,x1) & n_male(x1) & Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_tug-of-war(x2) & n_man(x1))
exists p1 x1.(n_dog(x1) & exists s1 x2.((x1 = x2) & n_husky(x2) & a_siberian(s1) & Theme(s1,x2)))