_:b57976085	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57976084	<http://www.w3.org/ns/oa#hasSelector>	_:b57976085 .
_:b57976085	<http://www.w3.org/ns/oa#exact>	"volatility" .
_:b57976084	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/5f9a87b9cf932142d715198dabdcb7ffc31cd858/1> .