_:b56815001	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56815001	<http://www.w3.org/ns/oa#exact>	"duration" .
_:b56815000	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ca485a95e548643d62c8720b214fccb6ded0ff16/1> .
_:b56815000	<http://www.w3.org/ns/oa#hasSelector>	_:b56815001 .