{
  "$base": "http://example.com/base",
  "link": "http://example.com/base/zero",
  "form": {
    "link": "one",
    "things": [
      {
        "link": "two"
      },
      {
        "link": "#three",
      },
      {
        "link": "four#five",
      },
      {
        "link": "acid:six",
      }
    ]
  }
}