Original sentence: In practice, UN Command-Rear is a legal cover created to prevent the expiration of the 1954 Status of Forces Agreement between the United States (doing business as "the Unified Command") and Japan which provides for its self-termination "on the date by which all the United Nations forces shall be withdrawn from Japan".It is nominally in control of the rear elements of what the United States and South Korea contend are United Nations military forces in northeast Asia
Edited sentence: In practice, UN Command-Rear is a legal fiction created to prevent the expiration of the 1954 Status of Forces Agreement between the United States (doing business as "the Unified Command") and Japan which provides for its self-termination "on the date by which all the United Nations forces shall be withdrawn from Japan".It is – on paper – in control of the rear elements of what the United States and South Korea contend are United Nations military forces in northeast Asia