{"schema_version":"4ort.packet/1","entity":{"entity_id":"ullmann-reaction","kg_uuid":"0c961fd3-0cc0-4966-89c5-de7be079af5d","wikidata_id":"Q904703","name":"Ullmann reaction","description":"Coupling reaction","type":"Thing","url":"https://4ort.xyz/entity/ullmann-reaction"},"status":"complete","as_of":{"copy_written_at":"2026-11-10T14:29:20Z","last_source_edit_seen":"2026-07-10T14:07:37Z","stale_possible":false,"claims_refreshed_at":"2026-10-25T16:26:30Z","source_revision":2515887782},"facts":[{"field":"P31","label":"instance of","value":"eponymous chemical reaction","value_id":"Q1049494","value_raw":"Q1049494","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q904703#P31","source_edition":"2026-10-25T16:26:30Z","edition_basis":"claims_refreshed_at","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P138","label":"named after","value":"Fritz Ullmann","value_id":"Q77986","value_raw":"Q77986","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q904703#P138","source_edition":"2026-10-25T16:26:30Z","edition_basis":"claims_refreshed_at","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P2106","label":"RXNO Ontology","value":"RXNO:0000040","value_id":null,"value_raw":"RXNO:0000040","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q904703#P2106","source_edition":"2026-10-25T16:26:30Z","edition_basis":"claims_refreshed_at","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[{"imported_from":"English Wikipedia"}]},"trust":{"band":"medium","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P6366","label":"Microsoft Academic ID (discontinued)","value":"2779145934","value_id":null,"value_raw":"2779145934","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q904703#P6366","source_edition":"2026-10-25T16:26:30Z","edition_basis":"claims_refreshed_at","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P10565","label":"Encyclopedia of China (Third Edition) old ID (2021)","value":"494616","value_id":null,"value_raw":"494616","rank":"normal","current":null,"qualifiers":[],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q904703#P10565","source_edition":"2026-10-25T16:26:30Z","edition_basis":"claims_refreshed_at","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}},{"field":"P14541","label":"Encyclopedia of China (Third Edition) ID (2026)","value":"3H8BHU","value_id":null,"value_raw":"3H8BHU","rank":"normal","current":null,"qualifiers":[{"field":"P1810","label":"subject named as","value":"乌尔曼反应"},{"field":"P5017","label":"last update","value":"2022-12-23"}],"layer":"source","citation":{"source":"wikidata","source_name":"Wikidata","source_record":"https://www.wikidata.org/wiki/Q904703#P14541","source_edition":"2026-10-25T16:26:30Z","edition_basis":"claims_refreshed_at","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"references":[]},"trust":{"band":"unscored","basis":"wikidata-reference-support/2","calibrated":false}}],"unknowns":[],"omitted":{"facts":0,"reason":null},"licences":[{"source":"wikidata","source_name":"Wikidata","licence":"CC0 1.0 Universal","licence_url":"https://creativecommons.org/publicdomain/zero/1.0/","attribution":null,"fields":["P31","P138","P2106","P6366","P10565","P14541"]}],"routes":{"entity_page":"https://4ort.xyz/entity/ullmann-reaction","packet_api":"https://4ort.xyz/api/v1/entities/ullmann-reaction/packet","facts_jsonld":"https://4ort.xyz/entity/ullmann-reaction/facts.json","changes_api":"https://4ort.xyz/api/v1/knowledge/get_entity_changes?entity=ullmann-reaction","attention_api":"https://4ort.xyz/api/v1/knowledge/get_attention?entity=ullmann-reaction","wikidata":"https://www.wikidata.org/wiki/Q904703","official_website":null},"trust_rules":{"wikidata-reference-support/2":"From the references in our copy of the statement: high = it cites a source (stated in P248, or a reference URL that is not Wikipedia); medium = only 'imported from Wikimedia project' or a Wikipedia URL; unscored = our copy holds no reference (older copies dropped references, so this is not evidence that Wikidata has none). Wikidata may hold more references than our copy shows. Reference support, not a probability."},"notes":[]}