s-d-f-d- s-a-p-- o-p-a-s- d-f-d-- f-f-d-s- a-p-o-- p-a-s-a- p-o-i-- i-i-o-p- a-p-u-- o-i-o-p- a-s-s-- s-a-p-o- p-p-i-- s-d-f-g- h-h-h-- h-h-g-f- d-d-d-- j-j-h-g- f-d- s-- d-d-s-d- f-d-s-a- s-s-a-s- d-s-a-p- x-x-z-l- k-j-h-g- f-g-f-d- f-d-s- a- s-d-s-a- p-f-d-s- a-p-o-p- o-p-f