_:b56282993	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56282992	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d4c77af13e2ef6fb2227a9974ccaddade3003a43/1> .
_:b56282992	<http://www.w3.org/ns/oa#hasSelector>	_:b56282993 .
_:b56282993	<http://www.w3.org/ns/oa#exact>	"mask" .