メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((136.625524771699 34.8891419988547, 136.625648456632 34.8894814281466, 136.625939172805 34.8902865001233, 136.626152538627 34.8908839160697, 136.626211796554 34.891049966704, 136.626252328789 34.8911474452237, 136.62628359001 34.8912509572941, 136.62632279301 34.8913649220343, 136.626414707293 34.8916319423526, 136.626543856744 34.8920072325824, 136.626007464521 34.8921425367079, 136.624906562898 34.892420252694, 136.624698529914 34.8924727330452, 136.623487005469 34.8927663578087, 136.623429100587 34.8926091018709, 136.623253291487 34.8921042440076, 136.622833586039 34.8922083708265, 136.622432209716 34.891116712547, 136.622633163316 34.8910718801184, 136.622453720635 34.8906957142028, 136.622103741365 34.8900641327904, 136.622067658439 34.8899990181872, 136.621919376854 34.8897243226839, 136.622367638598 34.8896116724257, 136.623003403202 34.8894617924862, 136.623963006347 34.8892316533489, 136.624238010448 34.8891637607698, 136.625425851331 34.8888705346405, 136.625524771699 34.8891419988547)) ^^http://www.opengis.net/ont/geosparql#wktLiteral