Combine customized list elements into different branches

Hi–would love to get some help with this. I spent a few hours googling and experimenting with many components and methods yesterday, to no avail. See photo below for current data tree and desired data tree. GH file attached.

data tree (16.8 KB)

data tree (26.4 KB)


@HS_Kim thanks! This is great. I’ll give it a shot today/tmrw.