_:b57837928	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/5caced13bcb8a42cca41369c5a71ae7df5381ca8/2> .
_:b57837929	<http://www.w3.org/ns/oa#exact>	"level" .
_:b57837929	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57837928	<http://www.w3.org/ns/oa#hasSelector>	_:b57837929 .