<http://ns.inria.fr/covid19/PMC7173424#body_text>	<http://purl.org/dc/terms/subject>	"Physical chemistry" .
<http://ns.inria.fr/covid19/PMC7173424#body_text>	<http://purl.org/dc/terms/subject>	"Knights Bachelor" .
<http://ns.inria.fr/covid19/PMC7173424#body_text>	<http://purl.org/dc/terms/subject>	"Television series about families" .