_:b57568816	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/daab92fad58903ca8634a6f01e7df806427903ba/1> .
_:b57568817	<http://www.w3.org/ns/oa#exact>	"severity" .
_:b57568817	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57568816	<http://www.w3.org/ns/oa#hasSelector>	_:b57568817 .