prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  docs
   +--dsl
   |   +--docbook
   |   |   `--model
   |   +--links
   |   `--source
   |       `--model
   `--model
  ```
  
  Convert this description:
  
  lib is a parent directory that gathers 3 subdirectories: dep-installer, protocol-stubs and support.
  In the root directory, 'dep-installer' has no content.
  In the root directory, The 'protocol-stubs' collection is barren.
  In the root directory, 'support' encapsulates 1 directory entries: helpers.
  At level 2, in directory path 'support → helpers', The 'helpers' compartment has nothing inside.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "lib\n +--dep-installer\n +--protocol-stubs\n `--support\n     `--helpers", "description": "lib is a parent directory that gathers 3 subdirectories: dep-installer, protocol-stubs and support.\nIn the root directory, 'dep-installer' has no content.\nIn the root directory, The 'protocol-stubs' collection is barren.\nIn the root directory, 'support' encapsulates 1 directory entries: helpers.\nAt level 2, in directory path 'support \u2192 helpers', The 'helpers' compartment has nothing inside.\n"}