_:b56207884 <http://www.w3.org/ns/oa#hasSelector> _:b56207885 . _:b56207884 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/9ef0f6ed68926afd1ae205195b51205a24266bb5/0> . _:b56207885 <http://www.w3.org/ns/oa#exact> "dimer" . _:b56207885 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> .