_:b57848644	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/eed7829c19a8b829dfa40c7dbb4a6e426ca9c062/1> .
_:b57848644	<http://www.w3.org/ns/oa#hasSelector>	_:b57848645 .
_:b57848645	<http://www.w3.org/ns/oa#exact>	"expression" .
_:b57848645	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .