_:b57740097	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57740097	<http://www.w3.org/ns/oa#exact>	"stage" .
_:b57740096	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/b4c410c8b776f2bee7b094c4302139f8b12ed7e5/3> .
_:b57740096	<http://www.w3.org/ns/oa#hasSelector>	_:b57740097 .