_:b57222912	<http://www.w3.org/ns/oa#hasSelector>	_:b57222913 .
_:b57222913	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57222913	<http://www.w3.org/ns/oa#exact>	"symptoms" .
_:b57222912	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d4fe683366f2ae526f63f4cb999e06e2c56ccf3b/0> .