メタデータ名 G20503552081
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.7687500 35.7750000, 139.7750000 35.7750000, 139.7750000 35.7791667, 139.7687500 35.7791667, 139.7687500 35.7750000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral