<http://ns.inria.fr/covid19/PMC7343248#body_text>	<http://purl.org/dc/terms/subject>	"Philosophical theories" .
<http://ns.inria.fr/covid19/PMC7343248#body_text>	<http://purl.org/dc/terms/subject>	"Network theory" .
<http://ns.inria.fr/covid19/PMC7343248#body_text>	<http://purl.org/dc/terms/subject>	"Candidates in the 2000 United States presidential election" .