prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  vcs
   +--git
   |   `--internal
   `--internal
       +--resolver
       +--services
       `--spec
  ```
  
  Convert this description:
  
  app is a head directory that bundles 2 subdirectories: blog and utils.
  At the top level, 'blog' keeps 1 subdirectory elements: [slug].
  Within directory hierarchy 'blog > [slug]', Inside '[slug]', you'll find it is currently empty.
  Back to the top level.
  At the main level, The 'utils' repository has been left empty.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "app\n +--blog\n |   `--[slug]\n `--utils", "description": "app is a head directory that bundles 2 subdirectories: blog and utils.\nAt the top level, 'blog' keeps 1 subdirectory elements: [slug].\nWithin directory hierarchy 'blog > [slug]', Inside '[slug]', you'll find it is currently empty.\nBack to the top level.\nAt the main level, The 'utils' repository has been left empty.\n"}