A few days ago I posted another version of this lovely jig. Here's the version of Mary Bergin with Alec Finn. I tried my best to tab the acompaniment, but there may be some mistakes in it. So please let me know if you find them ;-)
From the classic album Mary Bergin and Alec Finn: Feadoga Stain this is a wonderful reel.
I tried to write down the accompaniment of Alec for the first round
through the tune just to get to know a bit what he is doing. I'm not
always sure what his right hand is doing as he sometimes breaks through
the up and downs. Updated Aug 21st 2020, added chord shapes and corrected mistake in measure 6.
And here is the tab for the melody (GDAD). I made it with the program tabledit on the MAC out of a setting that appears on thesession.org in the comments: