_:b57472052	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/3bd5f3f534a96c96754b2bd5af84a5ed211095ca/8> .
_:b57472052	<http://www.w3.org/ns/oa#hasSelector>	_:b57472053 .
_:b57472053	<http://www.w3.org/ns/oa#exact>	"survival" .
_:b57472053	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .