メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.365718144256 38.3482453477421, 140.366261053751 38.3481862757406, 140.366792217424 38.3481213252621, 140.367024765622 38.3480928868585, 140.367213522961 38.3489967085239, 140.366971628691 38.349022774838, 140.366426797431 38.3490812785059, 140.3659253455 38.3491350262421, 140.365415481546 38.3491898644477, 140.36491590529 38.3492434748169, 140.36444995793 38.3492935570306, 140.364146615528 38.3493261288333, 140.363712285598 38.3493726750156, 140.363545754004 38.3484869557466, 140.363960595134 38.348440473601, 140.365180584122 38.3483050314385, 140.365718144256 38.3482453477421)) ^^http://www.opengis.net/ont/geosparql#wktLiteral