メタデータ名 polygon
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((135.799877095952 34.7805832457048, 135.799735472762 34.7805870998092, 135.799414668854 34.7806292552528, 135.799220754588 34.780716413608, 135.798685721372 34.7808880911642, 135.798456922053 34.7809804017001, 135.798368988433 34.781029277009, 135.798056500711 34.7810201695503, 135.797951222821 34.7807664435666, 135.797781611867 34.7804124578574, 135.79797684702 34.7803093876525, 135.798304097782 34.7800893362841, 135.798534383509 34.7799192724079, 135.798596582957 34.779869791181, 135.798614606312 34.7798554524135, 135.798746686522 34.7797022706678, 135.7988580314 34.7795810307007, 135.798927908547 34.7795236736171, 135.799350155912 34.7800697856191, 135.799673705966 34.7803142891465, 135.799838430104 34.7805554328274, 135.799877095952 34.7805832457048)) ^^http://www.opengis.net/ont/geosparql#wktLiteral