_:b57007904	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/dcae13bf7f7da93d9dd13e71b3e6c1f8d88427a7/0> .
_:b57007905	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57007904	<http://www.w3.org/ns/oa#hasSelector>	_:b57007905 .
_:b57007905	<http://www.w3.org/ns/oa#exact>	"ratios" .