{
  "itemDocuments" : [ {
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    "subject" : {
      "type" : "wbitemvariable",
      "columnName" : "oapolicy_name"
    },
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      "name_type" : "LABEL",
      "value" : {
        "type" : "wbmonolingualexpr",
        "language" : {
          "type" : "wblanguageconstant",
          "id" : "en",
          "label" : "en"
        },
        "value" : {
          "type" : "wbstringvariable",
          "columnName" : "oapolicy_name"
        }
      }
    } ],
    "statementGroups" : [ {
      "type" : "wbstatementgroupexpr",
      "property" : {
        "type" : "wbpropconstant",
        "pid" : "P4203",
        "label" : "ROARMAP ID",
        "datatype" : "external-id"
      },
      "statements" : [ {
        "type" : "wbstatementexpr",
        "value" : {
          "type" : "wbstringvariable",
          "columnName" : "roarmap_id"
        },
        "qualifiers" : [ ],
        "references" : [ ]
      } ]
    }, {
      "type" : "wbstatementgroupexpr",
      "property" : {
        "type" : "wbpropconstant",
        "pid" : "P1891",
        "label" : "signatory",
        "datatype" : "wikibase-item"
      },
      "statements" : [ {
        "type" : "wbstatementexpr",
        "value" : {
          "type" : "wbitemvariable",
          "columnName" : "eprint - title"
        },
        "qualifiers" : [ ],
        "references" : [ {
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              "type" : "wbpropconstant",
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              "label" : "ROARMAP ID",
              "datatype" : "external-id"
            },
            "value" : {
              "type" : "wbstringvariable",
              "columnName" : "roarmap_id"
            }
          }, {
            "prop" : {
              "type" : "wbpropconstant",
              "pid" : "P813",
              "label" : "retrieved",
              "datatype" : "time"
            },
            "value" : {
              "type" : "wbdateconstant",
              "value" : "2017-09-18"
            }
          } ]
        } ]
      } ]
    }, {
      "type" : "wbstatementgroupexpr",
      "property" : {
        "type" : "wbpropconstant",
        "pid" : "P571",
        "label" : "inception",
        "datatype" : "time"
      },
      "statements" : [ {
        "type" : "wbstatementexpr",
        "value" : {
          "type" : "wbdatevariable",
          "columnName" : "eprint - policy_adoption"
        },
        "qualifiers" : [ ],
        "references" : [ {
          "type" : "wbreferences",
          "snaks" : [ {
            "prop" : {
              "type" : "wbpropconstant",
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              "label" : "ROARMAP ID",
              "datatype" : "external-id"
            },
            "value" : {
              "type" : "wbstringvariable",
              "columnName" : "roarmap_id"
            }
          }, {
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              "datatype" : "time"
            },
            "value" : {
              "type" : "wbdateconstant",
              "value" : "2017-09-18"
            }
          } ]
        } ]
      } ]
    }, {
      "type" : "wbstatementgroupexpr",
      "property" : {
        "type" : "wbpropconstant",
        "pid" : "P31",
        "label" : "instance of",
        "datatype" : "wikibase-item"
      },
      "statements" : [ {
        "type" : "wbstatementexpr",
        "value" : {
          "type" : "wbitemconstant",
          "qid" : "Q2000006",
          "label" : "open access policy"
        },
        "qualifiers" : [ ],
        "references" : [ {
          "type" : "wbreferences",
          "snaks" : [ {
            "prop" : {
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              "label" : "ROARMAP ID",
              "datatype" : "external-id"
            },
            "value" : {
              "type" : "wbstringvariable",
              "columnName" : "roarmap_id"
            }
          }, {
            "prop" : {
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              "label" : "retrieved",
              "datatype" : "time"
            },
            "value" : {
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            }
          } ]
        } ]
      } ]
    }, {
      "type" : "wbstatementgroupexpr",
      "property" : {
        "type" : "wbpropconstant",
        "pid" : "P953",
        "label" : "full work available at",
        "datatype" : "url"
      },
      "statements" : [ {
        "type" : "wbstatementexpr",
        "value" : {
          "type" : "wbstringvariable",
          "columnName" : "first_policy_url"
        },
        "qualifiers" : [ ],
        "references" : [ {
          "type" : "wbreferences",
          "snaks" : [ {
            "prop" : {
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              "label" : "ROARMAP ID",
              "datatype" : "external-id"
            },
            "value" : {
              "type" : "wbstringvariable",
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            },
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            }
          } ]
        } ]
      } ]
    } ]
  } ]
}