_:b56623532	<http://www.w3.org/ns/oa#hasSelector>	_:b56623533 .
_:b56623533	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56623533	<http://www.w3.org/ns/oa#exact>	"improve" .
_:b56623532	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/23f1565e1f4f6a5e0c92d96dc454299a9e37400b/3> .