Complex sentence: ALD certificates are warehouse receipts for real gold and silver formerly owned by ALD certificate holders which was warehoused at the Sunshine Mint in Coeur d'Alene, Idaho prior to a November, 2007 raid by the Federal Bureau of Investigation (FBI) and the Secret Service.
Split into simpler sentences: ALD certificates are warehouse receipts for real gold and silver formerly owned by ALD certificate holders. The metal was warehoused at the Sunshine Mint in Coeur d'Alene, Idaho prior to a November, 2007 raid by the Federal Bureau of Investigation (FBI) and the Secret Service.