The difference between: https://www.w3.org/2021/06/musicxml40/musicxml-reference/data-types/accidental-value/ and https://music-encoding.org/guidelines/v5/data-types/data.ACCIDENTAL.WRITTEN.html Also support MusicXML accidental `other` with `@smufl` attribute.
The difference between:
https://www.w3.org/2021/06/musicxml40/musicxml-reference/data-types/accidental-value/
and
https://music-encoding.org/guidelines/v5/data-types/data.ACCIDENTAL.WRITTEN.html
Also support MusicXML accidental
otherwith@smuflattribute.