メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((142.353626266195 43.811138674608, 142.352219070651 43.8121680637828, 142.351911170151 43.8123955094454, 142.351279108762 43.8128503943078, 142.350760484883 43.8132229358287, 142.350598413958 43.8133366632468, 142.350078646648 43.8130276841182, 142.349656366299 43.8127891325555, 142.349510181853 43.8126952743289, 142.348930888079 43.8123667569477, 142.349206222282 43.8120531862117, 142.349562546272 43.8116612080728, 142.350078113997 43.8110752135298, 142.351068529115 43.8098425454909, 142.351826280331 43.8101747991734, 142.352088275305 43.8099885312732, 142.353626266195 43.811138674608)) ^^http://www.opengis.net/ont/geosparql#wktLiteral