<http://ns.inria.fr/covid19/PMC7314957#body_text>	<http://purl.org/dc/terms/subject>	"Kamen Rider television series" .
<http://ns.inria.fr/covid19/PMC7314957#body_text>	<http://purl.org/dc/terms/subject>	"Trade unions" .
<http://ns.inria.fr/covid19/PMC7314957#body_text>	<http://purl.org/dc/terms/subject>	"April observances" .