{
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    "input": {
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        "patterns": [
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            "termType": "Quad",
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              "value": "s"
            },
            "predicate": {
              "termType": "Variable",
              "value": "p"
            },
            "object": {
              "termType": "Variable",
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            },
            "graph": {
              "termType": "DefaultGraph",
              "value": ""
            }
          }
        ]
      },
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        {
          "termType": "Variable",
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        }
      ],
      "aggregates": [
        {
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              "termType": "Variable",
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            }
          },
          "distinct": false,
          "variable": {
            "termType": "Variable",
            "value": "var0"
          }
        }
      ]
    },
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      {
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        "subType": "operator",
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          }
        ]
      }
    ]
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    {
      "termType": "Variable",
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    }
  ]
}