メタデータ名 C3399
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.766017069389 43.1739430239276, 141.767033206308 43.1744450474314, 141.766645188875 43.1748180429356, 141.765214979121 43.1761925982044, 141.765066618563 43.1761188260377, 141.76419784638 43.1756871802898, 141.7636186167 43.1753760404177, 141.764056866525 43.174887504905, 141.765325656359 43.1735780365839, 141.766017069389 43.1739430239276)) ^^http://www.opengis.net/ont/geosparql#wktLiteral