2 accompMotif = \notes \relative c {
3 \times 2/3 { c8 g' es' }
4 \times 2/3 { c' es, g, }
7 accomp = \notes \relative c' \autochange Staff {
15 \repeat unfold 2 \accompMotif
17 piano = \context PianoStaff \notes <
22 \context Staff = down { \clef bass; s1*2 }
25 saw = \context Staff \notes {
26 \property Staff.clefOctavation = #7
27 r1 b'''2 - \glissando ais'''2