_:b56495544	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e6de71bd3eb2e5ab8398971848cbfa63e506acf5/3> .
_:b56495545	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56495544	<http://www.w3.org/ns/oa#hasSelector>	_:b56495545 .
_:b56495545	<http://www.w3.org/ns/oa#exact>	"frequency" .