メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.141114841175 35.0793675054667, 137.14116622143 35.0794783691404, 137.14141276517 35.0800062078289, 137.141725020779 35.0807075230902, 137.14105918667 35.0805336152273, 137.139826397278 35.0802287059956, 137.139421508428 35.0801347209369, 137.13840267617 35.0800223993026, 137.137822085914 35.0799582931431, 137.13779394302 35.0795898135081, 137.137700951766 35.0789715825378, 137.137699261549 35.0789162269997, 137.137707625069 35.0788655221791, 137.137728229777 35.0788258780625, 137.137822503804 35.078821114696, 137.138289036673 35.0787615209843, 137.138721234259 35.0786967752021, 137.139476965482 35.0785860540425, 137.140655421615 35.0784247998002, 137.140814574055 35.0784061057797, 137.140890304742 35.078717199227, 137.140976172404 35.0790287882634, 137.141066298046 35.0792626984971, 137.141114841175 35.0793675054667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral