_:b57488653	<http://www.w3.org/ns/oa#exact>	"activity" .
_:b57488653	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57488652	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/81f2232278cc96677f4095f6c4127ed382cdae87/2> .
_:b57488652	<http://www.w3.org/ns/oa#hasSelector>	_:b57488653 .