メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.115418672312 37.9070043727917, 140.114216498365 37.9072346859599, 140.112928903422 37.90748699021, 140.111651548721 37.9077314593768, 140.111038735957 37.9053121483196, 140.111800903293 37.90519658766, 140.112331835348 37.9051160716565, 140.112456883519 37.9050971269628, 140.113610701052 37.9049214419265, 140.114800307197 37.9047328712822, 140.115418672312 37.9070043727917)) ^^http://www.opengis.net/ont/geosparql#wktLiteral