<http://ns.inria.fr/covid19/PMC5924505#body_text>	<http://purl.org/dc/terms/subject>	"Medicinal plants of Europe" .
<http://ns.inria.fr/covid19/PMC5924505#body_text>	<http://purl.org/dc/terms/subject>	"Cryogenian first appearances" .
<http://ns.inria.fr/covid19/PMC5924505#body_text>	<http://purl.org/dc/terms/subject>	"Populated places on Lake Ontario in Canada" .