A dog is jumping into the water.
The dog is diving in the water after a ball.
Dogs jump in water with or without chasing a ball.
exists e1 x1 x2.(n_water(x2) & into(e1,x2) & Actor(e1,x1) & v_jump(e1) & n_dog(x1))
exists e1 x1 x2 x3.(n_water(x2) & n_dog(x1) & after(e1,x3) & n_ball(x3) & in(e1,x2) & Actor(e1,x1) & v_dive(e1))