_:b57788796 <http://www.w3.org/ns/oa#hasSelector> _:b57788797 . _:b57788797 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b57788796 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/eed7829c19a8b829dfa40c7dbb4a6e426ca9c062/2> . _:b57788797 <http://www.w3.org/ns/oa#exact> "DNA synthesis" .