@code{RhythmicStaff} creates a single-line staff that only
displays the rhythmic values of the input. Real durations are
-preserved. For details, see @ref{Showing melody rhythms}.
+preserved. For details, see @ref{Showing melody rhythms}.
@lilypond[verbatim,quote,relative=2]
\new RhythmicStaff { c4 d e f }