_:b56617492	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/1f58f1846b87b15eb4faba73b45e65620b8ba886/1> .
_:b56617492	<http://www.w3.org/ns/oa#hasSelector>	_:b56617493 .
_:b56617493	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56617493	<http://www.w3.org/ns/oa#exact>	"levels" .