<http://ns.inria.fr/covid19/PMC5240421#body_text>	<http://purl.org/dc/terms/subject>	"Blue Nile" .
<http://ns.inria.fr/covid19/PMC5240421#body_text>	<http://purl.org/dc/terms/subject>	"Foundations based in Switzerland" .
<http://ns.inria.fr/covid19/PMC5240421#body_text>	<http://purl.org/dc/terms/subject>	"Lists of countries" .