メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.844536207176 37.4313115725762, 138.844512518445 37.431222375788, 138.844680129967 37.4312033001407, 138.845163630073 37.4309338050641, 138.845453815744 37.4307720221782, 138.845509576564 37.4307420103766, 138.845947372077 37.4305505067496, 138.846200240371 37.4312198116869, 138.846215476329 37.4312601737414, 138.846398050521 37.4316917399575, 138.846671060705 37.4321565471488, 138.846782364687 37.4323699477278, 138.846926134237 37.4326454843434, 138.84735502235 37.4336210617871, 138.847530122099 37.434004073981, 138.847543520501 37.4340333199726, 138.847743886045 37.4345533910206, 138.847338596076 37.4345285414358, 138.846813572493 37.4342724332969, 138.846780566864 37.4342553539745, 138.846007468694 37.433855801077, 138.845576656409 37.4336157449735, 138.844371735897 37.432789288809, 138.844246432138 37.4326837771667, 138.84415190571 37.4325960565926, 138.844077732861 37.4324853272044, 138.843732481963 37.4321602523941, 138.84332381742 37.4318369116023, 138.84361675414 37.4316280984532, 138.843720708845 37.4315969607184, 138.843920998037 37.4315470955641, 138.844086535869 37.4314943762348, 138.844267437096 37.431423166231, 138.844536207176 37.4313115725762)) ^^http://www.opengis.net/ont/geosparql#wktLiteral