メタデータ名 G20523936882
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8312500 39.8791667, 139.8375000 39.8791667, 139.8375000 39.8833333, 139.8312500 39.8833333, 139.8312500 39.8791667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral