メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.169458824355 34.2397705907955, 135.169445802163 34.2402156503125, 135.169441797516 34.2406234405424, 135.169434681997 34.2409248530646, 135.169693997107 34.2412129927917, 135.168886630908 34.2418067944351, 135.167307326231 34.2430092653375, 135.166928238847 34.242818070458, 135.166545019053 34.242624876661, 135.165752847418 34.2422253478367, 135.165675208649 34.2421862239652, 135.166833669792 34.241339856406, 135.167142906667 34.2411138847048, 135.168827745687 34.2399288898226, 135.169016999722 34.2397684513517, 135.169458824355 34.2397705907955)) ^^http://www.opengis.net/ont/geosparql#wktLiteral