_:b57553820	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d29d59ba7423ce04d023131683ea6aeddb333afc/0> .
_:b57553820	<http://www.w3.org/ns/oa#hasSelector>	_:b57553821 .
_:b57553821	<http://www.w3.org/ns/oa#exact>	"severe" .
_:b57553821	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .