メタデータ名 G20412857914
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1812500 39.9041667, 140.1875000 39.9041667, 140.1875000 39.9083333, 140.1812500 39.9083333, 140.1812500 39.9041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral