メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.623829552084 34.5442476904696, 136.621570998597 34.5441184755842, 136.621559170858 34.5442337603466, 136.619889023414 34.5441426529238, 136.619849808197 34.5445481080535, 136.618622930168 34.5444652993938, 136.618692487948 34.5441680128709, 136.617823697294 34.5439854848231, 136.617218979557 34.5438419040922, 136.617911419719 34.5418597341604, 136.618065932377 34.5413507271326, 136.618137682834 34.5413503642679, 136.618892528259 34.5412521679152, 136.621415557005 34.5413774093808, 136.622235298886 34.5414222584322, 136.623499577601 34.541487233193, 136.623481689868 34.5417994722016, 136.623914243462 34.5428206194016, 136.623829552084 34.5442476904696)) ^^http://www.opengis.net/ont/geosparql#wktLiteral