sentences:  Storerooms were east of the kitchen, while a toilet and dishwashing room were to the west.The kitchen was relocated into the two rooms in the northwest corner of the Ground Floor by 1846, while the old kitchen space was transformed into an informal sitting room/reception space.As of 2010, this large central space, originally occupied by the kitchen in the early 1800s, had been subdivided into offices for the White House curator and the United States Secret Service.