prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  main
   +--java
   |   `--org
   |       `--gradle
   |           `--tooling
   |               `--internal
   |                   `--provider
   |                       `--runner
   `--resources
       `--META-INF
           `--services
  ```
  
  Convert this description:
  
  refs is a master directory that features 2 subdirectories: json-schema-2019-09 and json-schema-2020-12.
  At the main level, 'json-schema-2019-09' houses 1 directories: meta.
  At level 2, in directory path 'json-schema-2019-09 / meta', 'meta' is unpopulated.
  Back to the top level.
  At the main level, 'json-schema-2020-12' houses 1 folders: meta.
  At level 2, in directory path 'json-schema-2020-12 > meta', The 'meta' container hasn't been filled with any content.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "refs\n +--json-schema-2019-09\n |   `--meta\n `--json-schema-2020-12\n     `--meta", "description": "refs is a master directory that features 2 subdirectories: json-schema-2019-09 and json-schema-2020-12.\nAt the main level, 'json-schema-2019-09' houses 1 directories: meta.\nAt level 2, in directory path 'json-schema-2019-09 / meta', 'meta' is unpopulated.\nBack to the top level.\nAt the main level, 'json-schema-2020-12' houses 1 folders: meta.\nAt level 2, in directory path 'json-schema-2020-12 > meta', The 'meta' container hasn't been filled with any content.\n"}