_:b56533864 <http://www.w3.org/ns/oa#hasSelector> _:b56533865 . _:b56533864 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/b46b4b1b40c3361d8ee5ffe2a34a16533585a93b/1> . _:b56533865 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b56533865 <http://www.w3.org/ns/oa#exact> "antibody" .