Individual #Great_Wall_of_China__Great_Wall  a wall in northern China built for defensive purposes during the 3rd century BC; 1,500 miles long and averaging 6 meters wide
  part of:  #China
  type:  #wall  an architectural partition with a height and length greater than its thickness; used to divide or enclose an area or to support another structure; "the south wall had a small window"; "the walls were covered with pictures"

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