_:b57411501 <http://www.w3.org/ns/oa#exact> "antibody" . _:b57411500 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/d5cdd803f6b35b52bd78d9ab82dd10d552b798fd/0> . _:b57411501 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57411500 <http://www.w3.org/ns/oa#hasSelector> _:b57411501 .