. . . . "has the description" . "is published by" . . "Describing a knowledge graph about COVID-19" . . . . . . . . . . "URI of publication" . . "description of the dataset" . . "SPARQL endpoint URL" . . "URI of the knowledge graph" . . "name of the dataset" . . "URI of the publisher of the dataset" . . "entity from which the knowledge graph was derived" . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "URL of the knowledge graph" . "has authoritative citation" . "has the URL" . "is a" . "is called" . "dataset" . "was derived from" . "has SPARQL endpoint" . . "RSA" . "MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCwUtewGCpT5vIfXYE1bmf/Uqu1ojqnWdYxv+ySO80ul8Gu7m8KoyPAwuvaPj0lvPtHrg000qMmkxzKhYknEjq8v7EerxZNYp5B3/3+5ZpuWOYAs78UnQVjbHSmDdmryr4D4VvvNIiUmd0yxci47dTFUj4DvfHnGd6hVe5+goqdcwIDAQAB" . "Sr+klkcTXd0nyDrT9W6WKkqh1MhO18em8r1k6yeradfQWJU1PFlxsAioPgH8TftLwjFzcDEZGX/2VNQy9Z7hBxrANll8E+UCeTM7FAgAUn38y5d77lcNDE9hhGHHe3MunnSXu6Wi2+K5/qtRh4ChhxOuhKJCEaDXUSxP0QtNjv8=" . . "2021-05-20T17:57:12.384+02:00"^^ . . . . . . .