メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.316713750279 43.0884942425837, 141.316894979297 43.088717749237, 141.317087984906 43.0889430386334, 141.316500856725 43.0893259698308, 141.316531842627 43.0893518228139, 141.316218778362 43.0895634885952, 141.315447368295 43.0900682659884, 141.3154177198 43.0900869424727, 141.315016337495 43.0903571700086, 141.314849600744 43.0902093827983, 141.31454013514 43.0899694927418, 141.314179545845 43.089652666831, 141.313990967925 43.0894648933554, 141.313961350028 43.089437432301, 141.314130000451 43.0893332496446, 141.314174560362 43.0893057636465, 141.314215965771 43.0892774083273, 141.31426444892 43.0892442587836, 141.314468502771 43.089121446527, 141.314568502557 43.0890576322835, 141.31480338432 43.0889077844896, 141.315211620338 43.0886532962194, 141.315254918856 43.0886392323848, 141.315397173002 43.0885478419325, 141.315790817324 43.088293444823, 141.316228739927 43.0880044537458, 141.316354798355 43.0881199775122, 141.316454119409 43.0882143251743, 141.316713750279 43.0884942425837)) ^^http://www.opengis.net/ont/geosparql#wktLiteral