_:b57752440	<http://www.w3.org/ns/oa#hasSelector>	_:b57752441 .
_:b57752441	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57752441	<http://www.w3.org/ns/oa#exact>	"co" .
_:b57752440	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/bd970c92e320913cd3e04887916e764ab1231494/0> .