{
  "type": "object",
  "properties": {
    "@graph": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "@id": {
            "type": "string"
          },
          "@type": {
            "type": "string"
          }
        },
        "required": [
          "@id",
          "@type"
        ]
      }
    }
  },
  "required": [
    "@graph"
  ]
}