_:b57181120	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ca39903c768f68dfbc6b6c3822e70551e0fc8c30/2> .
_:b57181120	<http://www.w3.org/ns/oa#hasSelector>	_:b57181121 .
_:b57181121	<http://www.w3.org/ns/oa#exact>	"mortality" .
_:b57181121	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .