{
  "@context": {
    "@version": 1.1,
    "@vocab": "http://example.com/",
    "protected": {"@protected": true},
    "unprotected": {
      "@context": {"protected": {"@language": "en"}}
    }
  },
  "protected": "p === http://example.com/protected",
  "unprotected": {
    "protected": "p === http://example.com/protected"
  }
}