_:b56353373 <http://www.w3.org/ns/oa#exact> "extract" . _:b56353372 <http://www.w3.org/ns/oa#hasSelector> _:b56353373 . _:b56353372 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/4a8020a12f136e76f25638107261d4f5a3148514/0> . _:b56353373 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> .