<|start_header_id|>assistant<|end_header_id|> Here is a summarized version of the property description in a single paragraph: Number 21 is a charming, category B listed, stone-built cottage in the picturesque coastal conservation village of Ellenabeich, situated on the Island of Seil, connected to the mainland by the famous "Bridge Over The Atlantic". The cottage, built for slate miners in the 18th century, retains its original character and features, including exposed stone walls and a solid fuel fire. The property has a small garden to the front and is in need of some cosmetic upgrades. The interior includes a hall, sitting room, kitchen, bedroom, box room, and shower room, with services including mains water and electricity, and private drainage. The property is suitable for both holiday lets and permanent residence, and is being offered for sale at an asking price of £150,000.