[
  {
    "@type": [
      "http://example.com/Parent"
    ],
    "http://example.com/foo": [
      {
        "@type": [
          "http://example.com/Child"
        ],
        "http://example.com/foo": [
          {
            "@id": "http://example.com/test"
          }
        ]
      }
    ]
  }
]

