_:b56164561 <http://www.w3.org/ns/oa#exact> "vaccination" . _:b56164560 <http://www.w3.org/ns/oa#hasSelector> _:b56164561 . _:b56164561 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b56164560 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/4f2833b379b31e6937a2f55febe2b3851393282a/1> .