There has nothing been any effort to document this so the only way to figure it out is to probably look at the code (unfortunately).

On Sat, Apr 23, 2022 at 12:51 PM Stefan de Konink <stefan@konink.de> wrote:
On Saturday, April 23, 2022 8:33:21 PM CEST, Phyllis Smith wrote:
> As far as I know the EDL format is not standard or compatible with any
> other software.

This part I understand, but I want to generate that EDL format myself. So
basically what is the minimum I would need to provide, in order to add a
pair of aligned tracks.

--
Stefan