メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.445982340235 36.4020739148051, 136.445588125169 36.4021690902894, 136.445509310453 36.4018661982986, 136.445594993139 36.4018450372427, 136.445277182081 36.4006419711274, 136.44544122056 36.4005769352878, 136.445679474845 36.4004965453983, 136.445727561704 36.4007738341797, 136.445941815193 36.401821841151, 136.445982340235 36.4020739148051)) ^^http://www.opengis.net/ont/geosparql#wktLiteral