_:b56907128	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/091044ed3b8050b478851244f98fe5344c8c2f87/0> .
_:b56907129	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56907129	<http://www.w3.org/ns/oa#exact>	"immune responses" .
_:b56907128	<http://www.w3.org/ns/oa#hasSelector>	_:b56907129 .