TASK DEFINITION: In this task, we ask you to elaborate the sentence without changing its general meaning. You can do so by explaining further the input sentence, using more precise wording, adding qualifiers and auxiliary information etc.
PROBLEM: A National Historic Landmark District ( NHLD ) is a historic district that is recognized as an NHL .

SOLUTION: A National Historic Landmark ( NHL ) is a building , district , object , site , or structure that is officially recognized by the United States government for its outstanding historical significance .

PROBLEM: Espionage usually involves having access to where the needed information is stored or to the people that know the information .

SOLUTION: Unlike other forms of intelligence collection disciplines , espionage usually involves accessing the place where the desired information is stored or accessing the people who know the information and will divulge it through some kind of subterfuge .

PROBLEM: Seacroft is a large council estate in Leeds , West Yorkshire , UK .

SOLUTION:
Seacroft is an outer-city suburb / township consisting mainly of council estate housing covering an extensive area of east Leeds , West Yorkshire , England .