_:b56547597	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56547597	<http://www.w3.org/ns/oa#exact>	"levels" .
_:b56547596	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/de7deda31a9a1ec0fea9ace86abc8dfc790f6fd5/0> .
_:b56547596	<http://www.w3.org/ns/oa#hasSelector>	_:b56547597 .