メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.210505074694 34.7034329829146, 135.210392444287 34.7036208517086, 135.210196603105 34.7039400345141, 135.209955014211 34.7043203963857, 135.208811667113 34.7040694532229, 135.20912273147 34.7035488608902, 135.209428454978 34.7030395764704, 135.209554326664 34.7028133008856, 135.210082176898 34.7018899961091, 135.210524770076 34.7011633752965, 135.21127290704 34.7014622327261, 135.211579851237 34.7015862263947, 135.211643087056 34.7016308441894, 135.21146288674 34.7018800493802, 135.211484716139 34.701879891994, 135.210505074694 34.7034329829146)) ^^http://www.opengis.net/ont/geosparql#wktLiteral