_:b57221453	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57221452	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/052c5aaeb3be7721c2e9ae95d30174d26ff3a9b4/1> .
_:b57221452	<http://www.w3.org/ns/oa#hasSelector>	_:b57221453 .
_:b57221453	<http://www.w3.org/ns/oa#exact>	"vigorous" .