{
  "prefix": {
    "ex": "http://example.org/"
  },
  "wasStartedBy": {
    "ex:start7": {
      "prov:activity": "ex:a1",
      "prov:time": "2014-06-23T12:28:54.453+01:00",
      "prov:starter": "ex:a2"
    }
  }
}