メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.062194513202 34.6323825408285, 135.062224067685 34.632643796878, 135.062244890175 34.6328420006713, 135.060988686236 34.6329306468213, 135.060941042751 34.6324711699225, 135.060882474286 34.6320095044811, 135.062146705414 34.6319050356818, 135.062194513202 34.6323825408285)) ^^http://www.opengis.net/ont/geosparql#wktLiteral