A dog playing with a blue ball in a small pool of water.
The dog is waiting for his owner so he can take him the ball.
The fact that dog is playing with a ball doesn't imply that it is waiting for his owner.
exists s1 s2 x1 x2 x3 x4 x5.(a_topic(x1) & with(x1,x3) & in(x3,x4) & of(x4,x5) & n_water(x5) & n_pool(x4) & a_small(s2) & Theme(s2,x4) & n_ball(x3) & a_blue(s1) & Theme(s1,x3) & n_playing(x1) & of(x1,x2) & n_dog(x2))
exists e1 p1 x1 x2 x3.(n_male(x2) & n_ball(x3) & n_male(x1) & n_male(x1) & n_owner(x2) & of(x2,x1) & n_dog(x1) & exists e2 p2.(exists e3.(Recipient(e3,x2) & Theme(e3,x3) & Actor(e3,x1) & v_take(e3)) & Topic(e2,p2) & Actor(e2,x1) & v_can(e2)) & so(e1,p1) & for(e1,x2) & Actor(e1,x1) & v_wait(e1))