Two dogs both pull on the same orange ball while playing in the sand.
Dogs playing with a ball.
Two dogs were playing with ball
(x)
exists e1 x1 x2 x3.(a_topic(x1) & with(e1,x3) & n_ball(x3) & Actor(e1,x2) & v_play(e1) & (x1 = x2) & n_dog(x1))