#blank_space__blankspace__space__place  a blank area; "write your name in the space provided"
  supertype:  surface_area__surfacearea__area__expanse  the extent of a 2-dimensional surface enclosed within a boundary; "the area of a rectangle"; "it was about 500 square feet in area"
  part of:  form
  subtype:  margin  the blank space that surrounds the text on a page
  subtype:  indentation.blank_space__indenture  the space left between the margin and the start of an indented line

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