_:b57715436 <http://www.w3.org/ns/oa#hasSelector> _:b57715437 . _:b57715436 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/c2f4d2fdaaa3d720c82ae6009e00cdfa77fbbe64/0> . _:b57715437 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57715437 <http://www.w3.org/ns/oa#exact> "D" .