_:b57780932 <http://www.w3.org/ns/oa#hasSelector> _:b57780933 . _:b57780933 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57780932 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/207519580c330ebeab11c16f89d730497e352491/4> . _:b57780933 <http://www.w3.org/ns/oa#exact> "specific" .