_:b56996320	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/0b28a146cc0e0248796c5d0d50ded897ddaa0546/1> .
_:b56996321	<http://www.w3.org/ns/oa#exact>	"seroconversion" .
_:b56996320	<http://www.w3.org/ns/oa#hasSelector>	_:b56996321 .
_:b56996321	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .