\score {
  \header {
    title = "Freu dich Erd und Sternenzelt"
    composer = "Melodie: Böhmen 1505; Leitmeritz 1844"
    arranger = "Satz: Karl Riedel (1827-1888)"
    poet = "Text: Leitmeritz 1844"
  }
  \new ChoirStaff <<
    \set Score.skipBars = ##t
    \new Lyrics = textSopran { }
    \new Dynamics {
      \global \artikulation
    }
    \new Staff <<
      \new Voice = frauen  { \global \oneVoice \pausen }
      \new Voice = sopran  { \global \voiceOne \sopranMelodie }
      \new Voice = alt     { \global \voiceTwo \altMelodie }
    >>
    \context Lyrics = textSopran \lyricsto sopran { \textSopran }
    ifdef(`STR_1',`\new Lyrics \lyricsto alt { \textI }')
    ifdef(`STR_2',`\new Lyrics \lyricsto alt { \textII }')
    ifdef(`STR_3',`\new Lyrics \lyricsto alt { \textIII }')
    ifdef(`STR_4',`\new Lyrics \lyricsto alt { \textIV }')
    \new Staff <<
      \new Voice = maenner { \global \clef "bass" \oneVoice \pausen }
      \new Voice = tenor   { \global \clef "bass" \voiceOne \tenorMelodie }
      \new Voice = bass    { \global \clef "bass" \voiceTwo \bassMelodie }
    >>
    \new Dynamics {
      \global \artikulation
    }
  >>
  \layout {
    indent = #0
  }
}