_:b56519309	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b56519308	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/d68d71553d3a31381c0c3851351f912a9a7be1c9/2> .
_:b56519309	<http://www.w3.org/ns/oa#exact>	"serious" .
_:b56519308	<http://www.w3.org/ns/oa#hasSelector>	_:b56519309 .