_:b57813912	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/ad2e3ed0f9808a4328254f16461c9f82bde76294/15> .
_:b57813913	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57813913	<http://www.w3.org/ns/oa#exact>	"recurrence" .
_:b57813912	<http://www.w3.org/ns/oa#hasSelector>	_:b57813913 .