prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  config
   +--config
   |   +--src
   |   `--test
   |       +--fixtures
   |       |   +--has-env-in-key
   |       |   +--has-number-setting
   |       |   +--never-built-dependencies
   |       |   +--pkg-using-workspaces
   |       |   +--pkg-with-valid-workspace-yaml
   |       |   `--settings-in-workspace-yaml
  ```
  
  Convert this description:
  
  internal is a main directory that groups 3 subdirectories: controller, packaging and services.
  At the top level, 'controller' encompasses 1 child directories: impl.
  Within directory hierarchy 'controller / impl', 'impl' lacks any subdirectories.
  At the top level, 'packaging' features 1 directories: impl.
  At level 2, in directory path 'packaging > impl', Inside 'impl', you'll find it stands empty.
  At the top level, The 'services' storage space has no content.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "internal\n +--controller\n |   `--impl\n +--packaging\n |   `--impl\n `--services", "description": "internal is a main directory that groups 3 subdirectories: controller, packaging and services.\nAt the top level, 'controller' encompasses 1 child directories: impl.\nWithin directory hierarchy 'controller / impl', 'impl' lacks any subdirectories.\nAt the top level, 'packaging' features 1 directories: impl.\nAt level 2, in directory path 'packaging > impl', Inside 'impl', you'll find it stands empty.\nAt the top level, The 'services' storage space has no content.\n"}