_:b56980520	<http://www.w3.org/ns/oa#hasSelector>	_:b56980521 .
_:b56980521	<http://www.w3.org/ns/oa#exact>	"CD21" .
_:b56980521	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56980520	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/251dd2827ce520fe189947ea22457211ed8224c6/1> .