OpenRefine

This page contains instructions to connect OpenRefine to edit the EU Knowledge Graph. We offer a reconciliation service against the EU Knowledge Graph that makes it easy to use OpenRefine.

Requirements

• an account on the Eu Knowledge Graph allowing to make edits. Request one here CNECT-ECDORIS@ec.europa.eu.

Setup

• Download OpenRefine (we tested with version 3.5.2)

• Upload your data. For example
  • Create Project
  • Select Clipboard
  • Insert the data in the Table below
  • Next
  • Create Project

entity	program cci	website
https://linkedopendata.eu/entity/Q2463293	2014GR16M1OP001	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/Greece/2014GR16M1OP001
https://linkedopendata.eu/entity/Q2463518	2014TC16I5CB001	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB001
https://linkedopendata.eu/entity/Q2463519	2014TC16I5CB002	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB002
https://linkedopendata.eu/entity/Q2463520	2014TC16I5CB003	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB003
https://linkedopendata.eu/entity/Q4294076	2014TC16I5CB004	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB004
https://linkedopendata.eu/entity/Q2463524	2014TC16I5CB005	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB005
https://linkedopendata.eu/entity/Q2463525	2014TC16I5CB006	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB006
https://linkedopendata.eu/entity/Q2463526	2014TC16I5CB007	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB007
https://linkedopendata.eu/entity/Q2463529	2014TC16I5CB008	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB008
https://linkedopendata.eu/entity/Q2463530	2014TC16I5CB009	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB009
https://linkedopendata.eu/entity/Q2463531	2014TC16I5CB010	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16I5CB010
https://linkedopendata.eu/entity/Q2463534	2014TC16M4TN001	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16M4TN001
https://linkedopendata.eu/entity/Q2463535	2014TC16M4TN002	https://ec.europa.eu/regional_policy/EN/atlas/programmes/2014-2020/europe/2014TC16M4TN002

Configure the EU Knowledge Graph as a Wikibase

• On the top right click on the Extensions Wikidata button and select "Select Wikibase instance"
• Add Wikibase
• Paste

{
   "version":"1.0",
   "mediawiki":{
      "name":"EU Knowledge Graph",
      "root":"https://linkedopendata.eu/wiki/",
      "main_page":"https://linkedopendata.eu/wiki/Main_Page",
      "api":"https://linkedopendata.eu/w/api.php"
   },
   "wikibase":{
      "site_iri":"https://linkedopendata.eu/entity/",
      "tag":"",
      "maxlag":5,
      "properties":{
         "instance_of":"P35",
         "subclass_of":"P302"
      },
      "constraints":{
         "property_constraint_pid":"P861",
         "exception_to_constraint_pid":"P406",
         "constraint_status_pid":"P1150",
         "mandatory_constraint_qid":"Q236765",
         "suggestion_constraint_qid":"Q236827",
         "distinct_values_constraint_qid":"Q196794"
      }
   },
   "reconciliation":{
      "endpoint":"https://openrefine-reconciliation.linkedopendata.eu/${lang}/api"
   },
   "editgroups":{
      "url_schema":"([[:toollabs:editgroups/b/OR/${batch_id}|details]])"
   }
}

• Press "Add Wikibase" and the Eu Knowledge Graph will appear in the list as one options to choose.

Reconcile your data

In general follow the instructions on OpenRefine for these steps. Here is just an example:

• Choose the column "entity" and click on "Reconcile -> Use Values as Identifiers"
• Then the column will be completely reconcile

Model your data using the Wikibase Schema

In general follow the instructions on OpenRefine for these steps. Here is just an example:

• Click on the schema tab
• Click on "add item".
• Drag and drop "entity" to the field "item"
• Click on "add statement" and find the property "CCI ID" (P1367)
• Drag and drop the column name "program cci" to the statement item
• You can now do the same for the website column with the property "info Regio url" (P1742)
• You can now check if you have some issues with the import by checking the "Issues" tab or see a preview of what you've done.

Upload your data

In general follow the instructions on OpenRefine for these steps. Here is just an example:

• In the upper right click on Wikidata -> Upload Edits to Wikibase
• Log in
• Upload Edits

The data you ingested is now available in the Eu Knowledge Graph!