_:b57818325	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57818325	<http://www.w3.org/ns/oa#exact>	"reduction" .
_:b57818324	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/6c8ba1999a10405500b412d0b644f0c47d066ec2/0> .
_:b57818324	<http://www.w3.org/ns/oa#hasSelector>	_:b57818325 .