メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.420811970298 34.965705227045, 138.420841944861 34.9658253239721, 138.421384515679 34.9672870980945, 138.42087263362 34.9679569548028, 138.420808367931 34.9680278338073, 138.420349025791 34.9685341906245, 138.420192511184 34.9687068475245, 138.419697825624 34.969285225797, 138.419401369223 34.9696316039869, 138.41801928497 34.9687895894385, 138.416408240094 34.9678081713475, 138.414893308173 34.9668892669624, 138.414768166476 34.9668092463445, 138.415025645226 34.966615538138, 138.415190784726 34.9664741638002, 138.415363911555 34.9663602613884, 138.415551929639 34.9662605236568, 138.41591872628 34.9661194270581, 138.416424209613 34.9659378561158, 138.416652899003 34.9658561733406, 138.417008779851 34.9657290099088, 138.417275848069 34.9656264358487, 138.41764722521 34.9654928714426, 138.417897138469 34.9653629594129, 138.418090880879 34.9652551227044, 138.418409575349 34.9650777162616, 138.41852210957 34.9650049681071, 138.418593029062 34.9649590967588, 138.419009210027 34.9646850561203, 138.419208714502 34.9645438392018, 138.419348618213 34.9644214580984, 138.41951492317 34.9642528226622, 138.419680709594 34.9640309443333, 138.419781690043 34.9638660704028, 138.419871723488 34.9636983713349, 138.41998283054 34.9634115941382, 138.420019598961 34.9632409732077, 138.420053767731 34.9628067423688, 138.420232567272 34.9623596458995, 138.420248110192 34.9623207801952, 138.420377599787 34.9636963728043, 138.420538824558 34.9646110402152, 138.420811970298 34.965705227045)) ^^http://www.opengis.net/ont/geosparql#wktLiteral