https://mappings.dbpedia.org/api.php?hidebots=1&hideliu=1&days=7&limit=50&target=OntologyClass%3AChemicalSubstance&action=feedrecentchanges&feedformat=atomDBpedia Mappings - Changes related to "OntologyClass:ChemicalSubstance" [en]2024-03-28T23:08:15ZRelated changesMediaWiki 1.39.4