_:b56850577	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56850576	<http://www.w3.org/ns/oa#hasSelector>	_:b56850577 .
_:b56850576	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/95236881d9620959cab6cd51064f5c60f12b1f04/1> .
_:b56850577	<http://www.w3.org/ns/oa#exact>	"positive" .