_:b57798700	<http://www.w3.org/ns/oa#hasSelector>	_:b57798701 .
_:b57798701	<http://www.w3.org/ns/oa#exact>	"density" .
_:b57798701	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57798700	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/5bb8f28608aad3bde8b470c81025ce3c9e3a5fc3/1> .