A white and black dog wrestle together.
The dogs are enjoying themselves.
Dogs that wrestle may be fighting, and jot enjoying themselves at all.
exists s1 s2 x1 x2.(a_topic(x1) & r_together(x1) & n_wrestle(x1) & of(x1,x2) & n_dog(x2) & a_black(s2) & Theme(s2,x1) & a_white(s1) & Theme(s1,x1))
exists e1 x1 x2.(n_group(x2) & n_dog(x1) & Theme(e1,x2) & Actor(e1,x1) & v_enjoy(e1))