_:b57706920	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/00951716e01c8e0cc341770389fc38d1b5455210/1> .
_:b57706921	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57706920	<http://www.w3.org/ns/oa#hasSelector>	_:b57706921 .
_:b57706921	<http://www.w3.org/ns/oa#exact>	"positive" .