メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.213349372639 36.6483589273844, 137.213332366682 36.6492376977696, 137.213314882583 36.6499657944311, 137.213203872901 36.6500434286446, 137.213086262552 36.6501256417953, 137.212917194368 36.650243783577, 137.212625455378 36.6505179266388, 137.212372844849 36.6507799430638, 137.212060121471 36.6511825192291, 137.211807601994 36.6516239339164, 137.211672046249 36.6514890856895, 137.211430822812 36.6512147269512, 137.211243312416 36.6508777553453, 137.211060187378 36.6504900157575, 137.210963664886 36.650053030736, 137.210979009089 36.6500518262847, 137.21095449447 36.6499580523774, 137.210916871687 36.6496096172392, 137.210935893017 36.6492037075487, 137.210982262966 36.6489308568706, 137.211078360259 36.6486515831836, 137.211291488212 36.6482132815961, 137.211406838102 36.6479417436309, 137.211506173577 36.6477037949311, 137.211546149203 36.6474672081542, 137.211616518806 36.6471103538839, 137.211677376945 36.6469164248113, 137.211826425902 36.646646142422, 137.213397280848 36.6466549602855, 137.213349372639 36.6483589273844)) ^^http://www.opengis.net/ont/geosparql#wktLiteral