メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.495904511476 40.4592292190667, 141.495917609154 40.459245115309, 141.495617770137 40.4594264608642, 141.495210731813 40.459624041411, 141.495037691163 40.4597031306954, 141.494951213656 40.4594192328169, 141.494900056873 40.4593501142121, 141.494777372753 40.4591965877438, 141.494515349917 40.4587314618217, 141.494548778128 40.458538485376, 141.494735040667 40.4584834177986, 141.494911095516 40.4584207405969, 141.495142423023 40.4583307285855, 141.495306555614 40.4582779680609, 141.495271282652 40.4581944066064, 141.495261859801 40.4581634671542, 141.495117740595 40.4576893295733, 141.495110175492 40.4575475276377, 141.495219466381 40.4568075613301, 141.495203975095 40.4567589615186, 141.495526849281 40.4564859099869, 141.496213189595 40.4560918674906, 141.496838276022 40.4567077274388, 141.497081764866 40.4565999434024, 141.497843138357 40.4572244740607, 141.497601732616 40.4573520538314, 141.497483223379 40.4574584862146, 141.497018613832 40.4581964502896, 141.496906790693 40.4583412599106, 141.495904511476 40.4592292190667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral