Complex sentence: To further ensure its erasure, the site was made into a parking facility and a NAAFI shopping center, named "The Britannia Centre Spandau", and all materials from the demolished prison were ground to powder and dispersed into the North Sea.
Split into simpler sentences: To further ensure its erasure, the site was made into a parking facility and a NAAFI shopping center, named "The Britannia Centre Spandau". All materials from the demolished prison were ground to powder and dispersed in the North Sea.