メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.984525524675 34.8838472306102, 136.983416965902 34.8839094330408, 136.983456026946 34.8840720439672, 136.983493311632 34.8841882385975, 136.98301234898 34.884328085071, 136.982625881922 34.8836958149834, 136.982494733819 34.8835418674079, 136.983126198048 34.8833932368255, 136.983444584542 34.8833070214193, 136.984188338382 34.8829214185861, 136.9853670797 34.8826240811479, 136.985542165153 34.8831270692717, 136.98571860224 34.8836138601068, 136.984660696898 34.8838303898381, 136.984525524675 34.8838472306102)) ^^http://www.opengis.net/ont/geosparql#wktLiteral