<http://ns.inria.fr/covid19/PMC7130228#body_text>	<http://purl.org/dc/terms/subject>	"Nuclear technology" .
<http://ns.inria.fr/covid19/PMC7130228#body_text>	<http://purl.org/dc/terms/subject>	"Riots and civil disorder in Alabama" .
<http://ns.inria.fr/covid19/PMC7130228#body_text>	<http://purl.org/dc/terms/subject>	"Isle of Portland" .