メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.856804004746 35.0964552476856, 138.856893086322 35.0968594551802, 138.85681351312 35.0968672955686, 138.856787728295 35.0968496943939, 138.856640245796 35.0968673842764, 138.856579315796 35.096915736297, 138.856388155134 35.0969396818864, 138.856330537414 35.0967156077628, 138.856324812734 35.0966901288902, 138.856144741459 35.096721576979, 138.856144647324 35.096778553636, 138.855262637381 35.0969001698556, 138.855234118697 35.0966621353552, 138.855273454784 35.096658286871, 138.855239801624 35.0962689177175, 138.855445457454 35.0962683138952, 138.855445212633 35.096211972011, 138.855527425929 35.0962004620023, 138.855513519657 35.0961554287674, 138.855577300038 35.0961516498856, 138.855608822774 35.0962080405077, 138.855758927531 35.096197317053, 138.85576133548 35.0963913395362, 138.855952016651 35.0963562692596, 138.855943577286 35.0962926972226, 138.856150277011 35.096275890404, 138.856145382101 35.0961996312937, 138.856243658394 35.0961727203727, 138.856278038752 35.0962751627892, 138.856346550346 35.0962707349361, 138.856341162995 35.0962139150335, 138.856436974602 35.0962063786602, 138.856452383648 35.0962422519482, 138.856760432062 35.0961903545999, 138.856804004746 35.0964552476856)) ^^http://www.opengis.net/ont/geosparql#wktLiteral