p a p o [ps]-p-o o-i - p a p o o u - p p p p-O--- s s s s [ps]-p-o o-i - s s d s-a - p p p p-O--- u u i u [ps] p p-o o-i - p a p o o u - p p p p-O--- f d s a [ps]-[ps]-[ad] [ad]-[ps]-- s [dg] s [dg] s f---- p a p o [ps]-p- o o-i - p a p o o u - p p p p-O--- s s s s [ps]-p- o o-i - s s d s-a - p p p p-O--- u u i u [ps] p p- o o-i - p a p o o u - p p p p-O--- f d s a [ps]-[ps]- [ad] [ad]-[ps]--s [dg] s [dg] s f