@prefix wd: <http://www.wikidata.org/entity/> .
@prefix wdv: <http://www.wikidata.org/value/> .
@prefix wikibase: <http://wikiba.se/ontology#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

wdv:86afb21c5bdb9d43913d6df4dca91c9a a wikibase:QuantityValue ;
    wikibase:quantityAmount 0.297 ;
    wikibase:quantityUnit wd:Q199 .