メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.064737621826 36.4004140717454, 139.064763055601 36.4004579947285, 139.064738033949 36.4007704077417, 139.064715954501 36.4010581968339, 139.06467219424 36.4013187397305, 139.064573033606 36.4020842755547, 139.064501601972 36.4027756051481, 139.064487259811 36.4029674068469, 139.064414280987 36.4036032098146, 139.06350613713 36.4035468488884, 139.06283332257 36.403500444054, 139.062043872821 36.4034465274153, 139.061847099524 36.403430787827, 139.061504419274 36.4034077001452, 139.060702483698 36.4033570716152, 139.060683741905 36.4033586393621, 139.059487788902 36.4032801094597, 139.060095950343 36.4020971484045, 139.061042193542 36.4016458278947, 139.061146610937 36.4016028854222, 139.061808239242 36.401298703992, 139.062300216463 36.4010632654765, 139.063536847492 36.4004665426029, 139.064465426821 36.4000182859856, 139.064737621826 36.4004140717454)) ^^http://www.opengis.net/ont/geosparql#wktLiteral