prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  main
   +--java
   |   `--org
   |       `--gradle
   |           `--sample
   `--webapp
  ```
  
  Convert this description:
  
  gradle is a core directory that contains 2 subdirectories: api and model.
  At the top level, 'api' possesses 1 directory entries: tasks.
  In nested path 'api → tasks', 'tasks' possesses 1 directory entries: util.
  In nested path 'api → tasks → util', The 'util' container is barren.
  At the main level, The 'model' section contains nothing at present.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "gradle\n +--api\n |   `--tasks\n |       `--util\n `--model", "description": "gradle is a core directory that contains 2 subdirectories: api and model.\nAt the top level, 'api' possesses 1 directory entries: tasks.\nIn nested path 'api \u2192 tasks', 'tasks' possesses 1 directory entries: util.\nIn nested path 'api \u2192 tasks \u2192 util', The 'util' container is barren.\nAt the main level, The 'model' section contains nothing at present.\n"}