_:b56537020	<http://www.w3.org/ns/oa#hasSelector>	_:b56537021 .
_:b56537020	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/8563a2aee8cce66a93317335e2ad07f6d06ed862/0> .
_:b56537021	<http://www.w3.org/ns/oa#exact>	"duration" .
_:b56537021	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .