_:b57684985	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57684984	<http://www.w3.org/ns/oa#hasSelector>	_:b57684985 .
_:b57684985	<http://www.w3.org/ns/oa#exact>	"activity" .
_:b57684984	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/c09da5b3dd2cd1b88b796ec73c7e3b6013d3ad98/1> .