メタデータ名 G20583977472
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.0750000 38.0541667, 140.0812500 38.0541667, 140.0812500 38.0583333, 140.0750000 38.0583333, 140.0750000 38.0541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral