_:b57851381 <http://www.w3.org/ns/oa#exact> "spread" . _:b57851381 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57851380 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/ec18dddd36b6cef0604942d7ac783a3a4c4e0a09/1> . _:b57851380 <http://www.w3.org/ns/oa#hasSelector> _:b57851381 .