f-- f-g-d--- i-p-s- f-f-f - d f-f-f - a d-f-s--- u-o-a- d-d-d - s d-d-d - s s--a-o- s-a-s - o a--o-- S--s-p- s--a-o- s-a-s-d- f---- S--f-S- f-g-d--- i-p-s- f-f-f - d f-f-f - a d-f-s--- u-o-p- a-a-a-a- S-a-a-p- p-o-i-o- p-a-s-d- f---- a---f- f-g-d-d- d-f-s-d- s