_:b56640596	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/9bfde810138fdbb84fe94c5a9e6a337f668545ca/0> .
_:b56640597	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56640597	<http://www.w3.org/ns/oa#exact>	"extubation" .
_:b56640596	<http://www.w3.org/ns/oa#hasSelector>	_:b56640597 .