_:b56471864	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a2e23dac907018e5311d7a8aff1b778a85265af6/2> .
_:b56471865	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56471864	<http://www.w3.org/ns/oa#hasSelector>	_:b56471865 .
_:b56471865	<http://www.w3.org/ns/oa#exact>	"mortality" .