-\score {
- \notes \context PianoStaff <
- \context Staff = "up" {
- \autochange Staff \context Voice = VA < \relative c' { g4 c e d c r4 a g } >
- }
- \context Staff = "down" {
- \clef bass
- s1*2
- }
+\context PianoStaff <<
+ \context Staff = "up" {
+ \autochange \new Voice << \relative c' { g4 c e d c r4 a g } >>
+ }
+ \context Staff = "down" {
+ \clef bass
+ s1*2
+ }