メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.04020791529 35.18539559247, 137.040884348924 35.1870248405667, 137.038588349917 35.1878160252587, 137.03829738017 35.1872477466072, 137.038262788456 35.187182141012, 137.037945928981 35.1865811621972, 137.03781095468 35.1863403827357, 137.037622417728 35.1860857415248, 137.037490174517 35.1859074283654, 137.037355045219 35.1857592544131, 137.037169238742 35.1855696155849, 137.037183774085 35.1855458464366, 137.037271798379 35.1854018838679, 137.037345825638 35.1854037482415, 137.037665327528 35.1854140058211, 137.038972808445 35.1855650362502, 137.038988189063 35.1855587426551, 137.040077519584 35.1851023554877, 137.04020791529 35.18539559247)) ^^http://www.opengis.net/ont/geosparql#wktLiteral