メタデータ名 G20503546852
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0687500 34.8208334, 139.0750000 34.8208334, 139.0750000 34.8250000, 139.0687500 34.8250000, 139.0687500 34.8208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral