_:b57151293	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57151293	<http://www.w3.org/ns/oa#exact>	"levels" .
_:b57151292	<http://www.w3.org/ns/oa#hasSelector>	_:b57151293 .
_:b57151292	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/1c616a84b4f9479c22a6094bd19a26fd85134b59/0> .