\new Staff { \relative c'' { << { \voiceOne \set subdivideBeams = ##t b32[ a g f c' b a g b32^"subdivide beams" a g f c' b a g] } \new Voice { \voiceTwo b32_"default"[ a g f c' b a g b32 a g f c' b a g] } >> \oneVoice \set baseMoment = #(ly:make-moment 1/8) \set beatStructure = 2,2,2,2 b32^"baseMoment 1 8"[ a g f c' b a g] \set baseMoment = #(ly:make-moment 1/16) \set beatStructure = 4,4,4,4 b32^"baseMoment 1 16"[ a g f c' b a g] } }