<http://www.wikidata.org/entity/Q18542>	<http://www.w3.org/2007/05/powder-s#describedby>	<https://covidontheweb.inria.fr:4443/about/id/entity/http/ns.inria.fr/covid19/graph/wikidata-named-entities-full> .
<http://www.wikidata.org/entity/Q18542>	<http://www.wikidata.org/prop/direct/P279>	<http://www.wikidata.org/entity/Q18542> .
<http://www.wikidata.org/entity/Q18542>	<http://www.wikidata.org/prop/direct/P279>	<http://www.wikidata.org/entity/Q7551318> .
<http://www.wikidata.org/entity/Q18542>	<http://www.w3.org/2007/05/powder-s#describedby>	<http://localhost:8890/about/id/entity/http/ns.inria.fr/covid19/graph/wikidata-named-entities-full> .
<http://www.wikidata.org/entity/Q18542>	<http://www.w3.org/2000/01/rdf-schema#label>	"grade retention"@en .