_:b56614520	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f787f681d002077ccf52bcea98f4e708d71fd41d/1> .
_:b56614521	<http://www.w3.org/ns/oa#exact>	"secondary cases" .
_:b56614521	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56614520	<http://www.w3.org/ns/oa#hasSelector>	_:b56614521 .