When saving, enter the following:
 
         #######  ZZZZZZ                     
          ##       ZZ  ZZ                    
 ##  ##   ##       ZZ  ZZ   #####    ##      
  ####    ####     ZZZZZ    ##  ##   ##      
   ##     ##       ZZ       ##  ##   ##      
  ####    ##       ZZ       #####    ##      
 ##  ##  #######  ZZZZ      ## ##    ##      
 ##  ##                     ##  ##   ######
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Summary of change:
Add document to category: