{"entities":{"P3921":{"pageid":4501,"ns":122,"title":"Property:P3921","lastrevid":40397,"modified":"2025-11-21T02:42:52Z","type":"property","datatype":"string","id":"P3921","labels":{"en":{"language":"en","value":"has writer of preface (Deprecated) [e/datatype] (RDA:P20041)"}},"descriptions":{},"aliases":{},"claims":{"P27":[{"mainsnak":{"snaktype":"value","property":"P27","hash":"ef85f63da4a2a096a4ce13db8441ce193276434e","datavalue":{"value":"http://rdaregistry.info/Elements/e/datatype/P20041","type":"string"},"datatype":"url"},"type":"statement","id":"P3921$C6890555-00F1-4D17-9A8C-BEC32DA9F6E2","rank":"normal"}],"P1":[{"mainsnak":{"snaktype":"value","property":"P1","hash":"3b9708db694c5167a3d61f11a7fd0a5ca0e04f6b","datavalue":{"value":{"entity-type":"item","numeric-id":555,"id":"Q555"},"type":"wikibase-entityid"},"datatype":"wikibase-item"},"type":"statement","id":"P3921$B6A17852-024E-4DE9-BA04-825FA4D652FF","rank":"normal"}],"P38":[{"mainsnak":{"snaktype":"value","property":"P38","hash":"09076b4d8d7499c617c70dd6f4e15051acb30e12","datavalue":{"value":"http://rdaregistry.info/Elements/e/datatype/writerOfPreface.en","type":"string"},"datatype":"url"},"type":"statement","id":"P3921$993DCE6B-5DFE-4669-B02B-E50CB531269F","rank":"normal"}],"P43":[{"mainsnak":{"snaktype":"value","property":"P43","hash":"f096daa4afe2500abc3ef16e2ad0d1bdd0a870aa","datavalue":{"value":{"entity-type":"item","numeric-id":575,"id":"Q575"},"type":"wikibase-entityid"},"datatype":"wikibase-item"},"type":"statement","id":"P3921$25759091-E73D-4120-A1C9-AE24E82B8D77","rank":"normal"}],"P42":[{"mainsnak":{"snaktype":"value","property":"P42","hash":"81c10158b60650a1aac0d4bbc884c111b760ee9c","datavalue":{"value":{"entity-type":"item","numeric-id":584,"id":"Q584"},"type":"wikibase-entityid"},"datatype":"wikibase-item"},"type":"statement","id":"P3921$C4177425-2B10-4D34-8CC2-A033AD52FC6D","rank":"normal"}],"P45":[{"mainsnak":{"snaktype":"value","property":"P45","hash":"84d4456959658b4593d2962afe0c3569af0bb9ca","datavalue":{"value":{"entity-type":"property","numeric-id":4600,"id":"P4600"},"type":"wikibase-entityid"},"datatype":"wikibase-property"},"type":"statement","id":"P3921$E6A0378C-B654-415E-9C58-48C6E9EEA207","rank":"normal"},{"mainsnak":{"snaktype":"value","property":"P45","hash":"8b60ef5d92951ea9a2ec5de6d730776d37d3e569","datavalue":{"value":{"entity-type":"property","numeric-id":3922,"id":"P3922"},"type":"wikibase-entityid"},"datatype":"wikibase-property"},"type":"statement","id":"P3921$CA973C1C-B492-4DE6-AF29-F87D720745CB","rank":"normal"}]}}}}