_:b56690376	<http://www.w3.org/ns/oa#hasSelector>	_:b56690377 .
_:b56690376	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/62d7719c3402b89f11ccb6a158dc2812f10bc234/2> .
_:b56690377	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56690377	<http://www.w3.org/ns/oa#exact>	"frequency" .