voiceA = \relative { d''4 r d2 | R1 | }
voiceB = \relative { fis'4 r g2 | R1 | }
\score {
<<
\new Staff \with {
instrumentName = "unmerged"
}
<<
\new Voice { \voiceOne \voiceA }
\new Voice { \voiceTwo \voiceB }
>>
\new Staff \with {
instrumentName = "merged"
\consists "Merge_rests_engraver"
}
<<
\new Voice { \voiceOne \voiceA }
\new Voice { \voiceTwo \voiceB }
>>
>>
}
Brent.