_:b56799569 <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://www.w3.org/ns/oa#TextQuoteSelector> . _:b56799568 <http://www.w3.org/ns/oa#hasSource> <http://ns.inria.fr/covid19/arg/902568bea5ed7342820b9ff0fe8974bb2ca34efd/0> . _:b56799569 <http://www.w3.org/ns/oa#exact> "lungs" . _:b56799568 <http://www.w3.org/ns/oa#hasSelector> _:b56799569 .