_:b56495105	<http://www.w3.org/ns/oa#exact>	"free survival" .
_:b56495104	<http://www.w3.org/ns/oa#hasSelector>	_:b56495105 .
_:b56495104	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e7484b7a686329ecd72031d10422bd9e1b9b494e/2> .
_:b56495105	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .