_:b57091512	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d940acd1f38f4b26cf2a7aeb4212f6854450ed0a/2> .
_:b57091513	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57091512	<http://www.w3.org/ns/oa#hasSelector>	_:b57091513 .
_:b57091513	<http://www.w3.org/ns/oa#exact>	"immune responses" .