_:b56560120	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/508dd51b385f006ef2f6f2fb81f93c2cf4cb5fcc/3> .
_:b56560121	<http://www.w3.org/ns/oa#exact>	"IgA" .
_:b56560120	<http://www.w3.org/ns/oa#hasSelector>	_:b56560121 .
_:b56560121	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .