メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.550530005357 36.5313080107693, 136.550523683056 36.531775288984, 136.550641066094 36.5317758993503, 136.550695802885 36.5317825210379, 136.55068834282 36.5319533192066, 136.550197313464 36.5319604457064, 136.550213876004 36.5323857052545, 136.54961502351 36.5324019140172, 136.549614404431 36.5319799406925, 136.548718058903 36.5320058945555, 136.548724019473 36.5317610935874, 136.548726683601 36.5314261233552, 136.549078059278 36.5314428462257, 136.549317366766 36.5314324409537, 136.54932015449 36.5312406737396, 136.549327534731 36.5309157235349, 136.549333279582 36.5306868322994, 136.549951839463 36.5307029373677, 136.550571171033 36.5307209069189, 136.550554726367 36.5308197765548, 136.550530005357 36.5313080107693)) ^^http://www.opengis.net/ont/geosparql#wktLiteral