%YAML 1.2
---
"@context":
  Book: http://example.org/vocab#Book
  Chapter: http://example.org/vocab#Chapter
  contains:
    "@id": http://example.org/vocab#contains
    "@type": "@id"
  creator: http://purl.org/dc/terms/creator
  description: http://purl.org/dc/terms/description
  Library: http://example.org/vocab#Library
  title: http://purl.org/dc/terms/title