This building part has, or has previously had, a thatched roof.
Survey / local knowledge needed.

It may be slightly visible on Esri Clarity, but not on Esri/Bing.
This building does not seem to have a NIAH/HEV entry.

https://www.openstreetmap.org/way/780394959

For reference only:
https://www.propertypartners.ie/residential/brochure/mountain-view-farm-ballydermody-fenor-waterford/4335642

"Mountain View Farm"
X91 FX52
Ballydermody, Fenor, Waterford