s- f - d s- p-o-f- f-d-f- g--- g--f g h-f-h- g-d-a- o-f-d- f---- s- s - d s- p-o-f- f-d-f- g---- f g h-f-h- g-d-a- d-f-d- f-a-s- d--- d--- a o - o- o-p-a- s-f-f- f-d-f- g---- f-g- h--- h-f-s- s-p-- p--p- d f - f- f--d- f--- s-a-s- d--- d--- a o - o- o-p-a- s-f-f- f-d-f- g---- f-g- h--- h-f-s- s-p-- p--p- d f - f- f--d- s--- s-- k j k j k j k j k j k j k j k j k j k j k j k j k j k j