メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.05594410679 34.8626054871569, 137.055524498682 34.8628092065018, 137.055064005458 34.8630342268805, 137.054915922975 34.863106103378, 137.054729995628 34.8628485754363, 137.054665138916 34.8628797996434, 137.054601691011 34.8627929493457, 137.054478326783 34.8628507499145, 137.054368166116 34.8627052982103, 137.054707416313 34.8625310762072, 137.054355521952 34.8620345430595, 137.054521210868 34.8619541958545, 137.0548118289 34.8618291712017, 137.055207061568 34.8616404326932, 137.055431940247 34.8619561593914, 137.055553882622 34.862112904405, 137.055719179077 34.8623234256484, 137.05586551688 34.8625113930918, 137.05594410679 34.8626054871569)) ^^http://www.opengis.net/ont/geosparql#wktLiteral