[
    {
        "@id": "http://example.org/test#book",
        "http://example.org/vocab#contains": [
            {
                "@id": "http://example.org/test#chapter"
            }
        ],
        "http://purl.org/dc/elements/1.1/title": [
            {
                "@value": "Title"
            }
        ]
    }
]
