_:b57688813	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57688813	<http://www.w3.org/ns/oa#exact>	"mortality" .
_:b57688812	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8c21bdb3635b47b39ced08a73858acefe56b777f/1> .
_:b57688812	<http://www.w3.org/ns/oa#hasSelector>	_:b57688813 .