_:b56718561 <http://www.w3.org/ns/oa#exact> "average" . _:b56718560 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/65e276cdca2b833e18da87408ff8aa558810c4e2/0> . _:b56718561 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b56718560 <http://www.w3.org/ns/oa#hasSelector> _:b56718561 .