\version "2.19.16" \score { << \new ChoirStaff << \score_pre \transpose c \pitch_a \new Staff << { \mus_a \Ma } \Ba >> \lyricsto Va \La \transpose c \pitch_b \new Staff { \mus_b \Mb } \lyricsto Vb \Lb \transpose c \pitch_c \new Staff { \mus_c \Mc } \lyricsto Vc \Lc >> \new GrandStaff << \transpose c \pitch_p \new Staff { \mus_p \Mp } \transpose c \pitch_d \new Staff { \mus_d \Md } \new FiguredBass { \Mf } >> >> %{ \layout { \context { %\Voice \Staff \consists "Ambitus_engraver" } } %} }