_:b57643909	<http://www.w3.org/ns/oa#exact>	"recurrence" .
_:b57643908	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a0db70a4983061336357e80dddf6577d866cec58/0> .
_:b57643909	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57643908	<http://www.w3.org/ns/oa#hasSelector>	_:b57643909 .