_:b57912180	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d982f8ee04ea562692ba512d28a8aeff42e41927/1> .
_:b57912181	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57912181	<http://www.w3.org/ns/oa#exact>	"urine" .
_:b57912180	<http://www.w3.org/ns/oa#hasSelector>	_:b57912181 .