メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> MULTIPOLYGON(((138.394929292778 38.0492431213298, 138.394776503289 38.0492308778434, 138.394712698158 38.0491481840233, 138.39380667296 38.0487506565941, 138.393922591627 38.0485515573317, 138.393800666241 38.0485031601745, 138.393634125138 38.0486764508574, 138.39340665372 38.0485651700756, 138.393547367836 38.048385381942, 138.393716843376 38.0483601932669, 138.393817485269 38.0481450319192, 138.394057154471 38.0482150737268, 138.39421698237 38.0478734030175, 138.393837706953 38.0477722656102, 138.393806613592 38.0477374648799, 138.393874586123 38.0475145309756, 138.394204588228 38.0475791628926, 138.394347821994 38.0471230243247, 138.393844847912 38.0470514802179, 138.393835887665 38.046983897935, 138.393872722342 38.0468568067484, 138.393951768191 38.0467855030662, 138.394047633345 38.0466626885897, 138.394521322474 38.0467102717617, 138.394672811498 38.0467246262408, 138.394567827131 38.0470384718265, 138.395028848624 38.0471854335287, 138.395123726073 38.0472156450456, 138.395475657448 38.0473042249473, 138.395605636676 38.0473370006978, 138.395951415961 38.0473793980118, 138.396256974242 38.0474278136811, 138.396434514579 38.0474098089915, 138.396366745267 38.0474943580034, 138.395527768807 38.0486774357634, 138.395358402671 38.0488289062864, 138.395239927856 38.0488734291347, 138.394929292778 38.0492431213298)), ((138.395431113776 38.0496599932576, 138.395438947758 38.0496828060461, 138.39561349057 38.0498523176723, 138.39560097412 38.049937338425, 138.395197156762 38.0500501667459, 138.395132221021 38.0498934215972, 138.394903112298 38.0499498127277, 138.394845760269 38.0498040536396, 138.395431113776 38.0496599932576))) ^^http://www.opengis.net/ont/geosparql#wktLiteral