Complex sentence: It includes the site of the King George V Dock and Shieldhall sewage treatment works, which are owned by Scottish Water, it was originally opened in 1910 and were rebuilt in 1980.
Split into simpler sentences: It includes the site of the King George V Dock and Shieldhall sewage treatment works, which are owned by Scottish Water. The sewage works originally opened in 1910 and were rebuilt in 1980.