<http://ns.inria.fr/covid19/PMC7326559#body_text>	<http://purl.org/dc/terms/subject>	"Logical expressions" .
<http://ns.inria.fr/covid19/PMC7326559#body_text>	<http://purl.org/dc/terms/subject>	"Graph theory" .
<http://ns.inria.fr/covid19/PMC7326559#body_text>	<http://purl.org/dc/terms/subject>	"Heuristic algorithms" .
<http://ns.inria.fr/covid19/PMC7326559#body_text>	<http://purl.org/dc/terms/subject>	"Geometry" .