_:b57897852	<http://www.w3.org/ns/oa#hasSelector>	_:b57897853 .
_:b57897853	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57897853	<http://www.w3.org/ns/oa#exact>	"C" .
_:b57897852	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/f353f341ebf379bcc57dc9c7aeaf650993600697/0> .