prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  image-optimizer
   +--app
   |   +--pages
   |   |   `--api
   |   |       `--stateful
   |   `--public
   `--test
  ```
  
  Convert this description:
  
  main is a core directory that comprises 2 subdirectories: java and webapp.
  At the main level, 'java' features 1 subdirectory elements: org.
  Within directory hierarchy 'java / org', 'org' keeps 1 directory entries: gradle.
  Within directory hierarchy 'java / org / gradle', The 'gradle' collection stands empty.
  Back to the top level.
  At the top level, 'webapp' organizes 1 subdirectory elements: WEB-INF.
  Within directory hierarchy 'webapp / WEB-INF', 'WEB-INF' appears to be unused.
  Back to the top level.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "main\n +--java\n |   `--org\n |       `--gradle\n `--webapp\n     `--WEB-INF", "description": "main is a core directory that comprises 2 subdirectories: java and webapp.\nAt the main level, 'java' features 1 subdirectory elements: org.\nWithin directory hierarchy 'java / org', 'org' keeps 1 directory entries: gradle.\nWithin directory hierarchy 'java / org / gradle', The 'gradle' collection stands empty.\nBack to the top level.\nAt the top level, 'webapp' organizes 1 subdirectory elements: WEB-INF.\nWithin directory hierarchy 'webapp / WEB-INF', 'WEB-INF' appears to be unused.\nBack to the top level.\n"}