_:b57847045	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57847044	<http://www.w3.org/ns/oa#hasSelector>	_:b57847045 .
_:b57847045	<http://www.w3.org/ns/oa#exact>	"safety" .
_:b57847044	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/947094dd89d4d1a981d6106d3031ae8bc85f8f12/4> .