Hi Stefan, Not sure if you found a solution yet? Here’s one possibility.
Hope it helps! Kieren. %%%%%%%%% SNIP \version "2.20.0" global = { \key e \major \time 4/4 } Up = { \change Staff="upper" \voiceTwo } Down = { \change Staff="lower" \voiceOne } upper = { \clef "bass" \global dis'4 e'4 \once \override Staff.Clef.extra-offset = #'(4 . 0) \clef "treble" \tweak extra-spacing-width #'(-4 . 0) gis'4\! fis'8. e'16 | } middle = { a,16 dis16 \Up a16 b16 \Down a,16 e16 \Up a16 b16 \Down b,16 fis16 \Up a16 b16 \Down b,16 dis16 \Up a16 b16 } lower = { fis,,4 e,4 dis,4 b,,4 } lower = { \clef "bass" \global << { \middle } \\ { \lower } >> } \score { \new PianoStaff = "Klavier" \with { \override StaffGrouper.staff-staff-spacing.stretchability = #1 } << \new Staff= "upper" { \upper } \new Staff = "lower" { \lower} >> } %%%%%%%%%%% END SNIPPET ________________________________ Kieren MacMillan, composer (he/him/his) ‣ website: www.kierenmacmillan.info ‣ email: kie...@kierenmacmillan.info