メタデータ名 C33504-19720422
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1312500 39.3458334, 141.1375000 39.3458334, 141.1375000 39.3500000, 141.1312500 39.3500000, 141.1312500 39.3458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral