_:b57344308	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ab7acd1a5a78ec6d3f6cdddd26fb6f3923e3e371/1> .
_:b57344309	<http://www.w3.org/ns/oa#exact>	"titer" .
_:b57344309	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57344308	<http://www.w3.org/ns/oa#hasSelector>	_:b57344309 .