_:b57851813	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57851813	<http://www.w3.org/ns/oa#exact>	"serious" .
_:b57851812	<http://www.w3.org/ns/oa#hasSelector>	_:b57851813 .
_:b57851812	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d68d71553d3a31381c0c3851351f912a9a7be1c9/2> .