メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.95471259559 35.2218502793426, 136.953296484871 35.2218696235787, 136.953295650148 35.2206664547126, 136.952339519476 35.2206026553769, 136.95310856726 35.2176966666866, 136.953281623588 35.2169738983356, 136.953528339888 35.2170012356085, 136.95386086477 35.21705660979, 136.954076597435 35.2170855812524, 136.954288701661 35.2170991233646, 136.954949075289 35.2171275381776, 136.955416693661 35.2171929330725, 136.955437385616 35.2171974762039, 136.95481281063 35.2186392152477, 136.954828669122 35.2188350803487, 136.954850017125 35.2189257483581, 136.954766512689 35.2198411313477, 136.954756543654 35.2199289266677, 136.954743379496 35.2206168183566, 136.95471259559 35.2218502793426)) ^^http://www.opengis.net/ont/geosparql#wktLiteral