[sf]-[ps]-[ad]- [sf]--[dg]- [fh] [dg] [gj] [fh] [dg] [sf] [ad] [ps] [oa] [ad] [ps] [sf] [ad]-[ad] [ad] [ad] [sf] [dg]---- [sf]-[sf]- [sj]-[dk]-[fl]- [dk] [sj] [dk] [sj] [ah]- h f [sj] p d h g s [ad] a [fk] h l d s k j d [fh] f j s g h g [fj] [dj] [ah] [sh] [dg] f [dG] [gH] j H j k f d s d a s f G f D f j a [ps] [Oa] [ps]- [Oa]---- f G H j k - l [ak] [Sj] D f [DG] [fh] [DG] [fh] [DG] [fG] l k j h-[DG] f f