メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.882711926181 35.1181378936947, 136.882514782095 35.1181085495946, 136.882066017881 35.1180944489856, 136.882011510067 35.1181413601357, 136.881020993948 35.1181276480512, 136.881027815647 35.11722726677, 136.882591503877 35.117229404299, 136.882601909997 35.1172294038711, 136.882602258877 35.1172294047029, 136.88260851127 35.1172647675904, 136.882694578346 35.117745519785, 136.882762683405 35.1181267051227, 136.88276449221 35.1181368230334, 136.882711926181 35.1181378936947)) ^^http://www.opengis.net/ont/geosparql#wktLiteral