メタデータ名 G20574002631
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.8000000 39.7750000, 140.8062500 39.7750000, 140.8062500 39.7791667, 140.8000000 39.7791667, 140.8000000 39.7750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral