_:b57181237	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57181237	<http://www.w3.org/ns/oa#exact>	"Grade 3" .
_:b57181236	<http://www.w3.org/ns/oa#hasSelector>	_:b57181237 .
_:b57181236	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/6e565e9e96b53c2d36c5787864d03e855d26eb91/0> .