2 \header { texidoc = "@cindex Rhythm Exercise
3 Rythmic exercises may be produced by removing the @code{Clef} engraver,
4 putting all notes to the same pitch and using transparent staff lines.
8 \score { \notes { c4 c4 c8[ c8] c2 c2 }
11 \translator { \StaffContext
12 \override StaffSymbol #'transparent = ##t
13 \consists Pitch_squash_engraver