_:b56660645	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56660644	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/0dc604b0982055e74bfdf5e79d15784d967b2da0/1> .
_:b56660644	<http://www.w3.org/ns/oa#hasSelector>	_:b56660645 .
_:b56660645	<http://www.w3.org/ns/oa#exact>	"immune responses" .