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:
  
  modified_lib is a main directory that gathers 2 subdirectories: __snapshots__ and lib.
  At the top level, Inside '__snapshots__', you'll find it is a vacant space.
  At the main level, Within 'lib', you'll find 1 subdirectory elements for code structure.
  Within directory hierarchy 'lib → __snapshots__', Inside '__snapshots__', you'll find it contains nothing at present.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "modified_lib\n +--__snapshots__\n `--lib\n     `--__snapshots__", "description": "modified_lib is a main directory that gathers 2 subdirectories: __snapshots__ and lib.\nAt the top level, Inside '__snapshots__', you'll find it is a vacant space.\nAt the main level, Within 'lib', you'll find 1 subdirectory elements for code structure.\nWithin directory hierarchy 'lib \u2192 __snapshots__', Inside '__snapshots__', you'll find it contains nothing at present.\n"}