_:b57653912	<http://www.w3.org/ns/oa#hasSelector>	_:b57653913 .
_:b57653913	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57653913	<http://www.w3.org/ns/oa#exact>	"relationship" .
_:b57653912	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/b304dd4df799b8a90d2438ae3f2680ba944de8d9/4> .