_:b57121401 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57121400 <http://www.w3.org/ns/oa#hasSelector> _:b57121401 . _:b57121401 <http://www.w3.org/ns/oa#exact> "dependent" . _:b57121400 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/ab312eb3286e189488707ea7ac8551401a178940/1> .