1 2\version "2.21.0" 3 4\header { 5 6texidoc=" Auto change piano staff switches voices between up 7and down staves automatically; rests are switched along with the coming 8note. When central C is reached, staff is not yet switched (by default). 9 10" 11} 12\layout { ragged-right= ##t } 13 14\context PianoStaff << 15 \context Staff = "up" { 16 \autoChange \new Voice << \relative { g4 c e d c8 r r4 a g } >> 17 } 18 \context Staff = "down" { 19 \clef bass 20 s1*2 21 } 22 23>> 24 25