_:b57855996	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/cc84601c2a737071435d8e0c27a0f7b5947bc391/2> .
_:b57855997	<http://www.w3.org/ns/oa#exact>	"severe" .
_:b57855996	<http://www.w3.org/ns/oa#hasSelector>	_:b57855997 .
_:b57855997	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .