prompt: Your task is to convert the following English description into an ASCII tree format.
  
  this-annotation is a principal directory that groups 2 subdirectories: __snapshots__ and parentheses.
  At the top level, Inside '__snapshots__', you'll find it sits empty.
  At the main level, 'parentheses' encompasses 1 contained folders: __snapshots__.
  At level 2, in directory path 'parentheses > __snapshots__', The '__snapshots__' collection has nothing inside.
  Back to the top level.
  
  
  Format your response in this style:
  ```
  docs
   +--dsl
   |   +--docbook
   |   |   `--model
   |   +--links
   |   `--source
   |       `--model
   `--model
  ```
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "this-annotation\n +--__snapshots__\n `--parentheses\n     `--__snapshots__", "description": "this-annotation is a principal directory that groups 2 subdirectories: __snapshots__ and parentheses.\nAt the top level, Inside '__snapshots__', you'll find it sits empty.\nAt the main level, 'parentheses' encompasses 1 contained folders: __snapshots__.\nAt level 2, in directory path 'parentheses > __snapshots__', The '__snapshots__' collection has nothing inside.\nBack to the top level.\n"}