{
  "context": [
    {
      "type": "contextDef",
      "subType": "prefix",
      "key": "",
      "value": {
        "type": "term",
        "subType": "namedNode",
        "value": "http://example.org/",
        "loc": {
          "sourceLocationType": "source",
          "start": 9,
          "end": 30
        }
      },
      "loc": {
        "sourceLocationType": "source",
        "start": 0,
        "end": 30
      }
    },
    {
      "type": "contextDef",
      "subType": "prefix",
      "key": "foaf",
      "value": {
        "type": "term",
        "subType": "namedNode",
        "value": "http://xmlns.com/foaf/0.1/",
        "loc": {
          "sourceLocationType": "source",
          "start": 46,
          "end": 74
        }
      },
      "loc": {
        "sourceLocationType": "source",
        "start": 31,
        "end": 74
      }
    }
  ],
  "subType": "select",
  "where": {
    "type": "pattern",
    "subType": "group",
    "patterns": [
      {
        "type": "pattern",
        "subType": "bgp",
        "triples": [
          {
            "type": "triple",
            "subject": {
              "type": "term",
              "subType": "variable",
              "value": "s",
              "loc": {
                "sourceLocationType": "source",
                "start": 89,
                "end": 91
              }
            },
            "predicate": {
              "type": "term",
              "subType": "namedNode",
              "value": "http://www.w3.org/1999/02/22-rdf-syntax-ns#type",
              "loc": {
                "sourceLocationType": "source",
                "start": 92,
                "end": 93
              }
            },
            "object": {
              "type": "term",
              "subType": "namedNode",
              "value": "Person",
              "loc": {
                "sourceLocationType": "source",
                "start": 94,
                "end": 105
              },
              "prefix": "foaf"
            },
            "loc": {
              "sourceLocationType": "source",
              "start": 89,
              "end": 105
            }
          }
        ],
        "loc": {
          "sourceLocationType": "source",
          "start": 89,
          "end": 105
        }
      }
    ],
    "loc": {
      "sourceLocationType": "source",
      "start": 85,
      "end": 107
    }
  },
  "solutionModifiers": {},
  "datasets": {
    "type": "datasetClauses",
    "clauses": [],
    "loc": {
      "sourceLocationType": "noMaterialize"
    }
  },
  "variables": [
    {
      "type": "term",
      "subType": "variable",
      "value": "s",
      "loc": {
        "sourceLocationType": "source",
        "start": 82,
        "end": 84
      }
    }
  ],
  "loc": {
    "sourceLocationType": "inlinedSource",
    "newSource": "PREFIX : <http://example.org/>\nPREFIX foaf:   <http://xmlns.com/foaf/0.1/>\nSELECT ?s\n{\n  ?s a foaf:Person\n} \n",
    "start": 0,
    "end": 9007199254740991,
    "loc": {
      "sourceLocationType": "source",
      "start": 0,
      "end": 107
    },
    "startOnNew": 0,
    "endOnNew": 107
  },
  "type": "query"
}