_:b56678912	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/aae5bffb68d7cdbfa23226b018d77627b15c149e/1> .
_:b56678913	<http://www.w3.org/ns/oa#exact>	"levels" .
_:b56678913	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56678912	<http://www.w3.org/ns/oa#hasSelector>	_:b56678913 .