_:b57154584	<http://www.w3.org/ns/oa#hasSelector>	_:b57154585 .
_:b57154584	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/31b039f27dbcd96df12be89f281f576d26fe80e1/2> .
_:b57154585	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57154585	<http://www.w3.org/ns/oa#exact>	"optimal" .