メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((127.670812210198 26.2065166352455, 127.670800134906 26.2065606382641, 127.670775153868 26.2065868303553, 127.670451422794 26.206946477166, 127.669817964506 26.2076621207999, 127.668722888865 26.2081688820816, 127.66867355124 26.2079369591162, 127.668690783614 26.2073781810098, 127.668797597516 26.2071794700368, 127.668839433848 26.2070449199953, 127.668881322297 26.2069482929909, 127.669064167703 26.2061982465072, 127.669445808803 26.206289590307, 127.6701655045 26.2064277728948, 127.670732997182 26.2064894017651, 127.670812210198 26.2065166352455)) ^^http://www.opengis.net/ont/geosparql#wktLiteral