+\score {
+ \relative
+ {
+ c''4^\markup {
+ \column {
+ \mrkp
+ \override #'(style . mensural) \mrkp
+ \override #'(flag-style . modern-straight-flag) \mrkp
+ \override #'(flag-style . old-straight-flag) \mrkp
+ \override #'(flag-style . flat-flag) \mrkp
+ }
+ }
+ \override NoteHead.style = #'triangle
+ c4 a
+ }
+ \layout {
+ \context {
+ \Score
+ \override PaperColumn.keep-inside-line = ##f
+ }
+ }
+}