A dog runs on concrete holding a blue ball.
The ball was thrown by the dog's owner.
A dog can acquire a ball through other means than its owner.
exists e1 e2 s1 x1 x2 x3.(for(e1,e2) & Theme(e2,x3) & Actor(e2,x1) & v_hold(e2) & n_ball(x3) & a_blue(s1) & Theme(s1,x3) & on(e1,x2) & n_concrete(x2) & Actor(e1,x1) & v_run(e1) & n_dog(x1))
exists e1 x1 x2 x3.(n_owner(x3) & of(x3,x2) & n_dog(x2) & n_ball(x1) & Actor(e1,x3) & Theme(e1,x1) & v_throw(e1))