_:b56873533	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56873532	<http://www.w3.org/ns/oa#hasSelector>	_:b56873533 .
_:b56873532	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/80b3aa57a7e50758aac4124b3a26f4c7ed7dce2d/1> .
_:b56873533	<http://www.w3.org/ns/oa#exact>	"frequency" .