_:b56277048	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/dfc39cdae5551d68568656f3a0fbec7a657bd81d/1> .
_:b56277049	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56277048	<http://www.w3.org/ns/oa#hasSelector>	_:b56277049 .
_:b56277049	<http://www.w3.org/ns/oa#exact>	"mask" .