メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.844114881963 35.7448147424974, 139.844543067282 35.7452568568968, 139.844655248926 35.7452107710525, 139.844892186574 35.7454769001288, 139.845405769442 35.7460772285857, 139.845450687916 35.7461297186516, 139.845632221542 35.746365664532, 139.845770512158 35.7465548743182, 139.843868579297 35.7469087316906, 139.841536909979 35.7473555333189, 139.840993243077 35.7474511270615, 139.840937151449 35.7472860401451, 139.840918693912 35.7472316976728, 139.840595995926 35.7462819463915, 139.840409171409 35.7457320626213, 139.841150494655 35.7455563127692, 139.841732141366 35.7452753378716, 139.842160639775 35.7450683330555, 139.84258283383 35.7448643713356, 139.842590097326 35.7448603035653, 139.842924559927 35.7446735493697, 139.843777699569 35.7442408768904, 139.843793169088 35.7442581970909, 139.844114881963 35.7448147424974)) ^^http://www.opengis.net/ont/geosparql#wktLiteral