_:b56639760	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/1a7c409416529c9fb26fbff0faa4e0c3fe967b9f/3> .
_:b56639760	<http://www.w3.org/ns/oa#hasSelector>	_:b56639761 .
_:b56639761	<http://www.w3.org/ns/oa#exact>	"differentiation" .
_:b56639761	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .