_:b57069725	<http://www.w3.org/ns/oa#exact>	"concentration" .
_:b57069724	<http://www.w3.org/ns/oa#hasSelector>	_:b57069725 .
_:b57069724	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d2fd219830f1ebab40d6e9de656aa7fa07bbd4d8/2> .
_:b57069725	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .