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KUUSE / Tree-Numbered-Tools-1.04 / examples / tree-family.txt 
# An example of using column names, and some quoted values
  Value             LastName          FirstName
  Grandfather       Smith             Abraham
    '1st Son'            Smith             Bert
    '2nd Son'            Smith             'Clumsy Carl'
      Grandson1     Jones             Dennis
      Grandson2     Jones             Eric
    '3rd Son'            Smith             "Fatty Fred"
      Grandson3     Smith             Greg
      Grandson4     Smith             Huey