_:b57531036	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/6a85bd7ad05950a16df3962cc265d3dd082b8f0c/2> .
_:b57531036	<http://www.w3.org/ns/oa#hasSelector>	_:b57531037 .
_:b57531037	<http://www.w3.org/ns/oa#exact>	"mortality" .
_:b57531037	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .