_:b57318161	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/oa#TextQuoteSelector> .
_:b57318160	<http://www.w3.org/ns/oa#hasSource>	<http://ns.inria.fr/covid19/arg/5a0abcbe02df183214680d6f23c3edce2cb7dee1/2> .
_:b57318160	<http://www.w3.org/ns/oa#hasSelector>	_:b57318161 .
_:b57318161	<http://www.w3.org/ns/oa#exact>	"reduction" .