_:b57389192	<http://www.w3.org/ns/oa#hasSelector>	_:b57389193 .
_:b57389193	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57389192	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/9a938977a663b5d6dc62622d920d5dc3ceec4884/0> .
_:b57389193	<http://www.w3.org/ns/oa#exact>	"head" .