<http://ns.inria.fr/covid19/PMC7206233#body_text>	<http://purl.org/dc/terms/subject>	"Philosophy of culture" .
<http://ns.inria.fr/covid19/PMC7206233#body_text>	<http://purl.org/dc/terms/subject>	"Philosophical theories" .
<http://ns.inria.fr/covid19/PMC7206233#body_text>	<http://purl.org/dc/terms/subject>	"Moment (mathematics)" .