メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.940479832105 34.903226630797, 136.9412252795 34.9033557555417, 136.942626043005 34.9035983830154, 136.942557863876 34.9038919478223, 136.942391873205 34.9045854424439, 136.941525457409 34.9043851596185, 136.941308550832 34.9043569385373, 136.941138135695 34.9043556363429, 136.940988453471 34.9043540911245, 136.940871471678 34.904351901479, 136.94041101474 34.9044172496291, 136.940215300573 34.9044777362748, 136.939560782641 34.9047159050679, 136.939560707782 34.9047200599222, 136.939541711308 34.9047346737455, 136.938884977878 34.9043036598508, 136.936624834808 34.902820269194, 136.936111365051 34.9027533039405, 136.936115680505 34.9027379585955, 136.936121099197 34.902672046337, 136.936124528139 34.9026303582447, 136.936134435803 34.9025102226745, 136.936138982513 34.9024888205562, 136.938364721671 34.9028603826272, 136.938393624902 34.9028652265797, 136.940479832105 34.903226630797)) ^^http://www.opengis.net/ont/geosparql#wktLiteral