メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> MULTIPOLYGON(((141.925330827558 43.583011885059, 141.924994723321 43.583094302516, 141.924540825851 43.5820993083335, 141.925776090815 43.58178585647, 141.927333460789 43.5813902107788, 141.928733760662 43.5810307787849, 141.930349657856 43.5806236547642, 141.931608258717 43.5803097515951, 141.932067614357 43.5812818354243, 141.930649961223 43.5816507529617, 141.929253581535 43.5820136654055, 141.929262533482 43.5820312716587, 141.9266512293 43.5826909282442, 141.926012321331 43.5828476011324, 141.925330827558 43.583011885059)), ((141.921254779587 43.5840612983088, 141.921098876685 43.5837369611968, 141.923833902286 43.5830518302423, 141.923836127423 43.5830518365818, 141.923984752377 43.5833645772799, 141.921254779587 43.5840612983088))) ^^http://www.opengis.net/ont/geosparql#wktLiteral