Two dogs play together while their owners watch.
Two animals interact
Two dogs that play together while watched
exists e1 e2 s1 x1 x2 x3 x4.(Theme(e2,x4) & Actor(e2,x1) & v_watch(e2) & n_thing(x4) & while(e1,x3) & n_owner(x3) & of(x3,x1) & n_thing(x1) & a_together(s1) & Manner(e1,s1) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_dog(x1) & card_eq_2(x1))
exists s1 x1 x2.(a_topic(x1) & Theme(s1,x2) & a_interact(s1) & (x1 = x2) & n_animal(x1) & card_eq_2(x1))