_:b57442868	<http://www.w3.org/ns/oa#hasSelector>	_:b57442869 .
_:b57442869	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57442868	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f9476a333c17961ff4cc34b45f4b2da5ed29457f/0> .
_:b57442869	<http://www.w3.org/ns/oa#exact>	"vaccination" .