メタデータ名 G20523413653
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.1625000 37.8458334, 139.1687500 37.8458334, 139.1687500 37.8500000, 139.1625000 37.8500000, 139.1625000 37.8458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral