_:b57189052	<http://www.w3.org/ns/oa#hasSelector>	_:b57189053 .
_:b57189052	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/479ab3612c236046bd0f8b627ad3b56f94e9060e/2> .
_:b57189053	<http://www.w3.org/ns/oa#exact>	"prevalence" .
_:b57189053	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .