メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.164624329603 34.2259869703218, 135.164621069076 34.226542098479, 135.164000290762 34.2264822450175, 135.164014826478 34.2259104297295, 135.164011540499 34.225787854884, 135.16402622642 34.2256655417587, 135.16419152579 34.225670326565, 135.16419503224 34.2257706465811, 135.164650617674 34.2258144471886, 135.164624329603 34.2259869703218)) ^^http://www.opengis.net/ont/geosparql#wktLiteral