SELECT dor.service AS service, dor.organization AS organization, NULL AS startdate, NULL AS enddate, false AS inferred, false AS deletedbyinference, 0.9 AS trust, NULL AS inferenceprovenance, dc.id AS collectedfromid, dc.officialname AS collectedfromname, 'providedBy@@@dnet:datasources_organizations_typologies' AS semantics, d.provenanceaction || '@@@dnet:provenanceActions' AS provenanceaction FROM dsm_service_organization dor LEFT OUTER JOIN dsm_services d ON (dor.service = d.id) LEFT OUTER JOIN dsm_services dc ON (dc.id = d.collectedfrom);