<http://ns.inria.fr/covid19/PMC7112696#body_text> <http://purl.org/dc/terms/subject> "Technology companies based in the San Francisco Bay Area" . <http://ns.inria.fr/covid19/PMC7112696#body_text> <http://purl.org/dc/terms/subject> "Nuclear technology" . <http://ns.inria.fr/covid19/PMC7112696#body_text> <http://purl.org/dc/terms/subject> "Hong Kong philanthropists" .