_:b57108681	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57108680	<http://www.w3.org/ns/oa#hasSelector>	_:b57108681 .
_:b57108680	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/9dd7a29452ebf3285c47109ce0c72e2099347622/1> .
_:b57108681	<http://www.w3.org/ns/oa#exact>	"severity" .