_:b57107996	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/51cf9ebc7013181dd70887d1e01db7dcd6e19483/0> .
_:b57107997	<http://www.w3.org/ns/oa#exact>	"severe" .
_:b57107996	<http://www.w3.org/ns/oa#hasSelector>	_:b57107997 .
_:b57107997	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .