_:b57470812	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/de3cca49310448515232edf5485dc55fc2419096/0> .
_:b57470813	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57470813	<http://www.w3.org/ns/oa#exact>	"impact" .
_:b57470812	<http://www.w3.org/ns/oa#hasSelector>	_:b57470813 .