prompt: Your task is to convert an English description into an ASCII tree format using this style:
  ```
  pre-compiled-headers
   +--groovy
   |   `--src
   |       +--hello
   |       |   +--cpp
   |       |   `--headers
   |       `--main
   |           `--cpp
   `--tests
  ```
  
  Convert this description:
  
  tools is a source directory that gathers 2 subdirectories: benchmarks and gulp.
  At the main level, The 'benchmarks' storage space has no content.
  At the top level, 'gulp' shelters 2 subfolders: tasks, util.
  Within directory hierarchy 'gulp / tasks', Inside 'tasks', you'll find it has no folders inside.
  Within directory hierarchy 'gulp → util', Inside 'util', you'll find it hasn't been filled with any content.
  
  
  Provide your answer wrapped in <ascii_formatted> tags.
verification_info: {"ground_truth": "tools\n +--benchmarks\n `--gulp\n     +--tasks\n     `--util", "description": "tools is a source directory that gathers 2 subdirectories: benchmarks and gulp.\nAt the main level, The 'benchmarks' storage space has no content.\nAt the top level, 'gulp' shelters 2 subfolders: tasks, util.\nWithin directory hierarchy 'gulp / tasks', Inside 'tasks', you'll find it has no folders inside.\nWithin directory hierarchy 'gulp \u2192 util', Inside 'util', you'll find it hasn't been filled with any content.\n"}