_:b56647060	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/67a0f64c9c67cfa1a964dd1aa3490583ff1081e4/3> .
_:b56647061	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56647061	<http://www.w3.org/ns/oa#exact>	"duration" .
_:b56647060	<http://www.w3.org/ns/oa#hasSelector>	_:b56647061 .