メタデータ名 G20574015972
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.2875000 39.8041667, 140.2937500 39.8041667, 140.2937500 39.8083333, 140.2875000 39.8083333, 140.2875000 39.8041667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral