_:b57229160	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/50715ea2a82c3ee0ba796c92fd02701365d53eff/29> .
_:b57229161	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57229161	<http://www.w3.org/ns/oa#exact>	"mean" .
_:b57229160	<http://www.w3.org/ns/oa#hasSelector>	_:b57229161 .