メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.060941042751 34.6324711699225, 135.060988686236 34.6329306468213, 135.059847110369 34.6330321187798, 135.059777047568 34.6331271935281, 135.059407082583 34.6329130408868, 135.059687648073 34.6325688006592, 135.059631852473 34.6321116253066, 135.0601531192 34.6320696389474, 135.060882474286 34.6320095044811, 135.060941042751 34.6324711699225)) ^^http://www.opengis.net/ont/geosparql#wktLiteral