_:b56538852	<http://www.w3.org/ns/oa#hasSelector>	_:b56538853 .
_:b56538853	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56538852	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/c0c2cd30dd839d3f2b0502bdda99cb1ac58c0052/1> .
_:b56538853	<http://www.w3.org/ns/oa#exact>	"duration" .