_:b57684856	<http://www.w3.org/ns/oa#hasSelector>	_:b57684857 .
_:b57684857	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57684857	<http://www.w3.org/ns/oa#exact>	"control" .
_:b57684856	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/1e272ef838dfd661d92041a37b59922c499fb84a/1> .