メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((130.462445032785 33.5341048212626, 130.462050860162 33.5344259769068, 130.461703333056 33.5347322602384, 130.46132951958 33.5350177527483, 130.461169924493 33.535168188763, 130.460998356645 33.5353299493559, 130.460639479973 33.5356138849667, 130.460157166896 33.5360286867214, 130.459733771845 33.535680043698, 130.459283975607 33.5353096556979, 130.459772741792 33.5349031368977, 130.460133467355 33.534609922308, 130.460483479141 33.5343033743028, 130.460835359381 33.5340075404046, 130.46117946121 33.5337181506001, 130.461573623662 33.5333777671348, 130.462445032785 33.5341048212626)) ^^http://www.opengis.net/ont/geosparql#wktLiteral