{
  "context": [],
  "subType": "select",
  "where": {
    "type": "pattern",
    "subType": "group",
    "patterns": [
      {
        "type": "pattern",
        "subType": "values",
        "variables": [
          {
            "type": "term",
            "subType": "variable",
            "value": "x",
            "loc": {
              "sourceLocationType": "source",
              "start": 25,
              "end": 27
            }
          }
        ],
        "values": [
          {
            "x": {
              "type": "term",
              "subType": "namedNode",
              "value": "http://ex",
              "loc": {
                "sourceLocationType": "source",
                "start": 30,
                "end": 41
              }
            }
          }
        ],
        "loc": {
          "sourceLocationType": "source",
          "start": 18,
          "end": 43
        }
      }
    ],
    "loc": {
      "sourceLocationType": "source",
      "start": 16,
      "end": 45
    }
  },
  "solutionModifiers": {
    "group": {
      "type": "solutionModifier",
      "subType": "group",
      "groupings": [
        {
          "type": "term",
          "subType": "variable",
          "value": "x",
          "loc": {
            "sourceLocationType": "source",
            "start": 55,
            "end": 57
          }
        }
      ],
      "loc": {
        "sourceLocationType": "source",
        "start": 46,
        "end": 57
      }
    }
  },
  "datasets": {
    "type": "datasetClauses",
    "clauses": [],
    "loc": {
      "sourceLocationType": "noMaterialize"
    }
  },
  "variables": [
    {
      "type": "term",
      "subType": "variable",
      "value": "x",
      "loc": {
        "sourceLocationType": "source",
        "start": 7,
        "end": 9
      }
    }
  ],
  "loc": {
    "sourceLocationType": "inlinedSource",
    "newSource": "SELECT ?x WHERE { VALUES ?x { <http://ex> } } GROUP BY ?x",
    "start": 0,
    "end": 9007199254740991,
    "loc": {
      "sourceLocationType": "source",
      "start": 0,
      "end": 57
    },
    "startOnNew": 0,
    "endOnNew": 57
  },
  "type": "query"
}
