メタデータ名 G20483023324
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.0687500 37.5458334, 139.0750000 37.5458334, 139.0750000 37.5500000, 139.0687500 37.5500000, 139.0687500 37.5458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral