_:b57736537	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57736536	<http://www.w3.org/ns/oa#hasSelector>	_:b57736537 .
_:b57736537	<http://www.w3.org/ns/oa#exact>	"degradation" .
_:b57736536	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f8f5cad39dfadbf33bee8b7d7753f47f55878c9c/11> .