stages:
- id: stage-1
  title: Imported from MARKDOWN
  concepts:
  - descriptive-statistics
  - probability-basics
  checkpoint: []
- id: stage-2
  title: Imported from HTML
  concepts:
  - prior-and-posterior
  checkpoint: []
- id: stage-3
  title: Imported from DOCX
  concepts:
  - model-checking
  checkpoint: []