_:b57061888	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ab9a3f28b3554c8c8031ae417075c75a4269f595/20> .
_:b57061888	<http://www.w3.org/ns/oa#hasSelector>	_:b57061889 .
_:b57061889	<http://www.w3.org/ns/oa#exact>	"survival" .
_:b57061889	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .