_:b56896577	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56896576	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/60f0773c8eeace01dd0364c5c63febbfe9dd3a62/1> .
_:b56896576	<http://www.w3.org/ns/oa#hasSelector>	_:b56896577 .
_:b56896577	<http://www.w3.org/ns/oa#exact>	"nitric oxide" .