_:b56433832	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d51485f32ff85186571e9ec9de6d517f9180abe9/0> .
_:b56433833	<http://www.w3.org/ns/oa#exact>	"frequency" .
_:b56433832	<http://www.w3.org/ns/oa#hasSelector>	_:b56433833 .
_:b56433833	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .