_:b57746600	<http://www.w3.org/ns/oa#hasSelector>	_:b57746601 .
_:b57746600	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ee5ee45366753b52ea76058be790ec3e611f8cbb/1> .
_:b57746601	<http://www.w3.org/ns/oa#exact>	"concentration" .
_:b57746601	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .