{"entities":{"Q405":{"pageid":509,"ns":120,"title":"Item:Q405","lastrevid":1022,"modified":"2025-03-03T15:18:39Z","type":"item","id":"Q405","labels":{"en":{"language":"en","value":"pollution and contamination"}},"descriptions":{"en":{"language":"en","value":"field of research"}},"aliases":{},"claims":{},"sitelinks":{}}}}