_:b57911837	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57911837	<http://www.w3.org/ns/oa#exact>	"b1" .
_:b57911836	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/5e93750f999d2d9a74e43f51d61de527957e8502/2> .
_:b57911836	<http://www.w3.org/ns/oa#hasSelector>	_:b57911837 .