_:b57012756 <http://www.w3.org/ns/oa#hasSelector> _:b57012757 . _:b57012757 <http://www.w3.org/ns/oa#exact> "PCT" . _:b57012757 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57012756 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/d6969210b73018002407d0d43bd7f54ce414d9c9/0> .