_:b57856160	<http://www.w3.org/ns/oa#hasSelector>	_:b57856161 .
_:b57856161	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57856160	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d817da9fc7dd94d21db3b72baa274a6cb924ee7a/2> .
_:b57856161	<http://www.w3.org/ns/oa#exact>	"IgA" .