_:b57304716	<http://www.w3.org/ns/oa#hasSelector>	_:b57304717 .
_:b57304717	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57304716	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7bc58a6f36cf62a7d4e064bb18edab126936718d/0> .
_:b57304717	<http://www.w3.org/ns/oa#exact>	"severity" .