A black dog digs in the snow.
The dog sleeping in his bed
A sleeping dog is not a dog that digs.
exists s1 x1 x2 x3.(n_snow(x3) & a_topic(x1) & in(x1,x3) & n_dig(x1) & of(x1,x2) & n_dog(x2) & a_black(s1) & Theme(s1,x1))
exists e1 x1 x2 x3.(n_bed(x3) & of(x3,x1) & n_male(x1) & n_dog(x1) & a_topic(x1) & in(e1,x3) & Actor(e1,x2) & v_sleep(e1) & (x1 = x2))