Complex sentence: An existing and long established swimming pool across the road, at that time known as "Splashworld", was then demolished and the site was redeveloped by Countryside Properties with 52 apartments and was named "The Old Baths".
Split into simpler sentences: An existing and long established swimming pool across the road, at that time known as "Splashworld", was then demolished. The site was redeveloped by Countryside Properties with 52 apartments and the complex was named "The Old Baths".