_:b56553233	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56553232	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/abdfbaa000a674b8344277f052efc65db0ae3769/3> .
_:b56553232	<http://www.w3.org/ns/oa#hasSelector>	_:b56553233 .
_:b56553233	<http://www.w3.org/ns/oa#exact>	"levels" .