メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((131.256188618522 33.9381736405878, 131.256502121031 33.9382716124697, 131.256167880165 33.9388923864403, 131.25688530867 33.9391608470699, 131.256718205936 33.9394974385581, 131.256664965795 33.9396007313979, 131.256625268842 33.9396780620732, 131.256466491462 33.9399865380222, 131.256220320796 33.940399040083, 131.25611707576 33.9405633856058, 131.256098887741 33.9405969211539, 131.256007928289 33.94075825851, 131.255997159575 33.9407774789111, 131.255723464719 33.941210908031, 131.255460619512 33.9410769602708, 131.255061768701 33.9408900225923, 131.254695354699 33.9407283997568, 131.254338505956 33.9405734682943, 131.254512159552 33.9403211749951, 131.254670025525 33.9399957893922, 131.254922154938 33.9394686602928, 131.255238372922 33.9389383421457, 131.255452728656 33.9385851982058, 131.255738313877 33.9380421126763, 131.256036037215 33.9381298266739, 131.256188618522 33.9381736405878)) ^^http://www.opengis.net/ont/geosparql#wktLiteral