I couldn’t find this anywhere; it’s a relatively simple Sliabh Luachra polka I learned years ago. I don’t know who plays it, where it comes from, or who it’s associated with, but feel free to fill in those details / point me to the undoubtedly obvious version elsewhere.
Here’s how it’s played: https://www.youtube.com/watch?v=Zsq1C-vFlHI
A few duplicates/versions/relatives:
That B parts shows up in a number of Edor/Ador polkas it seems. I’ll always associate that with the first polka (Tralee Gaol) in this song: