_:b56455541	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56455541	<http://www.w3.org/ns/oa#exact>	"duration" .
_:b56455540	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/b2bd173645b69ce4727f8c52c7c31d516270b1f3/3> .
_:b56455540	<http://www.w3.org/ns/oa#hasSelector>	_:b56455541 .