メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.6540213788 35.0143191682931, 136.654180929396 35.0144466925629, 136.654448396076 35.0146828623094, 136.65465271582 35.0148528220623, 136.654888465547 35.0150564859513, 136.655081598805 35.0152296034965, 136.655302397616 35.015431234266, 136.654803776327 35.0158415333635, 136.653858754772 35.0165887456496, 136.653566172857 35.016843421427, 136.653279320225 35.0170865869048, 136.653138677298 35.0172059355562, 136.651862896493 35.0182349106632, 136.651973195169 35.0183691110245, 136.651359126499 35.0188476200107, 136.651291893529 35.0189030516088, 136.651199858606 35.0190046020566, 136.649830863685 35.0196748925554, 136.649817383917 35.0196591896851, 136.649807031553 35.0196166383713, 136.649521123646 35.0190680167752, 136.649491879249 35.0190073269546, 136.649333121945 35.0186719721477, 136.649251617998 35.018503460941, 136.649027508667 35.0180175376674, 136.648982794373 35.0178896751989, 136.648885085961 35.0175770227205, 136.650012337349 35.0168190195167, 136.65011425255 35.0167816425422, 136.650312145702 35.0166269206021, 136.650631327603 35.0163629549347, 136.651059437576 35.0160123480472, 136.651618683419 35.0155585701322, 136.651823053079 35.0153903588182, 136.652558573512 35.014789079269, 136.652578820998 35.0147731956664, 136.652811919027 35.0145904623056, 136.653039860281 35.0143890930627, 136.653278513641 35.0142052724012, 136.653507591717 35.0140288979857, 136.653604276333 35.0139586584101, 136.6540213788 35.0143191682931)) ^^http://www.opengis.net/ont/geosparql#wktLiteral