_:b56895564	<http://www.w3.org/ns/oa#hasSelector>	_:b56895565 .
_:b56895565	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56895565	<http://www.w3.org/ns/oa#exact>	"duration" .
_:b56895564	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f7ac65bfb2d1ef4f9a736a8b8df439d8d231ff68/2> .