_:b57092512	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/80fd81c46001bbd1c5efb56169239a872b271e88/1> .
_:b57092513	<http://www.w3.org/ns/oa#exact>	"pleural effusion" .
_:b57092512	<http://www.w3.org/ns/oa#hasSelector>	_:b57092513 .
_:b57092513	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .