メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.763391414861 35.3846444397386, 136.760212111355 35.3849242275431, 136.759935398786 35.3849240728851, 136.760460708496 35.3836233476903, 136.760477556397 35.3835731218529, 136.760757658738 35.3828886969799, 136.761027547217 35.3821998018175, 136.761280475558 35.3822684684588, 136.761652501222 35.3823961975403, 136.761750508465 35.382468357766, 136.76194837177 35.3826469111581, 136.762295281928 35.3830087119775, 136.762411668025 35.3831200186629, 136.762683590739 35.3833893821615, 136.763291866623 35.3839926189766, 136.763391414861 35.3846444397386)) ^^http://www.opengis.net/ont/geosparql#wktLiteral