<http://ns.inria.fr/covid19/PMC7123571#body_text>	<http://purl.org/dc/terms/subject>	"Populated places on Lake Ontario in Canada" .
<http://ns.inria.fr/covid19/PMC7123571#body_text>	<http://purl.org/dc/terms/subject>	"Tax resistance in the United States" .
<http://ns.inria.fr/covid19/PMC7123571#body_text>	<http://purl.org/dc/terms/subject>	"History of North Africa" .