メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.310921542045 43.070354926769, 141.310111580147 43.0705019446976, 141.309988546383 43.070524353818, 141.309742286764 43.0705690287437, 141.309449646804 43.0706229568198, 141.309205997339 43.0706663161172, 141.309165759913 43.0706729519758, 141.308851797635 43.0707247298967, 141.308818785075 43.0707318436609, 141.308579136556 43.0707831809159, 141.308436444143 43.070842559523, 141.308136498361 43.0709787801618, 141.307817812181 43.0711234247078, 141.307680811425 43.0711869289846, 141.307304782568 43.0713611308723, 141.30720903475 43.0714055640929, 141.306861118924 43.0715667738451, 141.306545952293 43.0717129219712, 141.306131934457 43.0714179941774, 141.305505272242 43.0709713680758, 141.306145199748 43.0705223237638, 141.306367688786 43.0706829613528, 141.306865409276 43.0710555885813, 141.307158751165 43.0708371726426, 141.307461398699 43.0705936554944, 141.308060089331 43.070105087132, 141.308125057733 43.0701535860615, 141.308553831915 43.0699232713414, 141.308768856041 43.0698009092723, 141.309066230277 43.0696253528307, 141.309673515279 43.0692256013529, 141.310124797458 43.0696056399143, 141.310479859583 43.0699046409735, 141.310697829767 43.0700978669062, 141.310816502434 43.0702165725712, 141.310921542045 43.070354926769)) ^^http://www.opengis.net/ont/geosparql#wktLiteral