メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.824868027721 34.6813409386785, 135.824665465641 34.6813393806732, 135.824662978312 34.6810270860275, 135.824245261502 34.6810277544198, 135.824251612156 34.6808008351396, 135.82489296162 34.6807951350278, 135.825017975095 34.6807996810221, 135.825194201546 34.6807959890831, 135.825787870332 34.6807867627499, 135.825790936123 34.6809327459175, 135.825830347057 34.6809328020905, 135.825831361527 34.6810001625166, 135.825785048186 34.6810033356479, 135.825784845041 34.6810471510795, 135.825694959526 34.681049832655, 135.825695914746 34.681097409305, 135.8256544979 34.6810990770015, 135.825652824988 34.6811444316476, 135.825423542335 34.6811543870015, 135.825421731734 34.6812711594718, 135.825186967011 34.6812727954716, 135.825187059467 34.6812287061088, 135.824866694173 34.6812307824578, 135.824868027721 34.6813409386785)) ^^http://www.opengis.net/ont/geosparql#wktLiteral