メタデータ名 G20523637423
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.4937500 35.8708334, 139.5000000 35.8708334, 139.5000000 35.8750000, 139.4937500 35.8750000, 139.4937500 35.8708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral