4 Beams should always reach the middle staff line. The second beam
5 counting from the note head side, should never be lower than the
6 second staff line. This does not hold for grace note beams.
7 Override with @code{noStemExtend}.
13 \context Voice \notes\relative c {
17 \property Voice.Stem \override #'no-stem-extend = ##f
19 \property Voice.Stem \revert #'no-stem-extend