_:b57855140	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/60bb08853f1fe78c0959e51b4683fb044b138c93/0> .
_:b57855140	<http://www.w3.org/ns/oa#hasSelector>	_:b57855141 .
_:b57855141	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57855141	<http://www.w3.org/ns/oa#exact>	"duration" .