_:b57256668	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/4a0f5622f0cecd37492f4c7987a559502a2470e3/1> .
_:b57256669	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57256669	<http://www.w3.org/ns/oa#exact>	"mortality" .
_:b57256668	<http://www.w3.org/ns/oa#hasSelector>	_:b57256669 .