_:b57680473	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57680472	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/7a9ca0c62e119556d63c32834cc02038ac6766a2/4> .
_:b57680473	<http://www.w3.org/ns/oa#exact>	"respiratory system" .
_:b57680472	<http://www.w3.org/ns/oa#hasSelector>	_:b57680473 .