_:b56943169	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56943169	<http://www.w3.org/ns/oa#exact>	"optical" .
_:b56943168	<http://www.w3.org/ns/oa#hasSelector>	_:b56943169 .
_:b56943168	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/a7279539a0b6317ece3a5c316720da4e12068c39/1> .