_:b57891748	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ab9b55622000b16a4bfe72d25bd29c500f1d5177/0> .
_:b57891749	<http://www.w3.org/ns/oa#exact>	"vaccination" .
_:b57891748	<http://www.w3.org/ns/oa#hasSelector>	_:b57891749 .
_:b57891749	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .