_:b57504253	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57504252	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/eb6701dc0cb19b7047286dfe9ae7e63ad201ee03/0> .
_:b57504252	<http://www.w3.org/ns/oa#hasSelector>	_:b57504253 .
_:b57504253	<http://www.w3.org/ns/oa#exact>	"safety" .