メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.870278716478 34.0072242694079, 131.870695790434 34.0074446276183, 131.870455908156 34.0077686300583, 131.870004127182 34.0083757066077, 131.869527443536 34.0090401984838, 131.869097712756 34.0088217774962, 131.869090345345 34.0088180971727, 131.868689682674 34.0086143968274, 131.868562151707 34.0087928602578, 131.868370624267 34.0087073024314, 131.868501666704 34.0085222262493, 131.868992370783 34.0078291738067, 131.869111098054 34.0076340653171, 131.869210385689 34.0074589127781, 131.869275825453 34.0073434111277, 131.869494208505 34.0070135828315, 131.869611199502 34.0068670715687, 131.869872072548 34.007027320422, 131.870278716478 34.0072242694079)) ^^http://www.opengis.net/ont/geosparql#wktLiteral