Re: highlight music / fingering

[Gianmaria Lari]

>   c4 \chordmode {f, f,}
>   e \chordmode {e, e,}
>   \partial 2 b \chordmode {e,}

[...] 

At any rate, in current versions you can write

\chordmode {
  <c>4 f f
  <e> e:7 e:7
  <b> e:7 e:7
}

Doesn't mix with \relative though.  Not a problem for accordion I guess.

I don't use \relative. Very practical thank you David!!!