_:b57716456	<http://www.w3.org/ns/oa#hasSelector>	_:b57716457 .
_:b57716456	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d817da9fc7dd94d21db3b72baa274a6cb924ee7a/4> .
_:b57716457	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57716457	<http://www.w3.org/ns/oa#exact>	"IgA" .