_:b57807801	<http://www.w3.org/ns/oa#exact>	"severe" .
_:b57807800	<http://www.w3.org/ns/oa#hasSelector>	_:b57807801 .
_:b57807801	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57807800	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/e309da4dbd35d9e2c8ee65d45ed4ca0eb5e0b3ef/1> .