メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.841778436134 35.1068409815997, 136.842501106592 35.1069193139813, 136.84257360215 35.1069195771392, 136.842765081447 35.1077230274388, 136.842326992327 35.1076355978277, 136.841752234734 35.1075285070605, 136.841663648971 35.1075066511028, 136.841579069357 35.1074902294342, 136.841014329088 35.1074449203499, 136.840683119468 35.1073643887745, 136.840720213097 35.1071208281451, 136.840766032347 35.1067315888536, 136.841778436134 35.1068409815997)) ^^http://www.opengis.net/ont/geosparql#wktLiteral