_:b57096292 <http://www.w3.org/ns/oa#hasSelector> _:b57096293 . _:b57096293 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57096293 <http://www.w3.org/ns/oa#exact> "pneumonia" . _:b57096292 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/dd2fd3fcb83a8799e11a540504fb9eee3604dcfd/0> .