メタデータ名 G20493016222
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.1187500 39.9541667, 140.1250000 39.9541667, 140.1250000 39.9583333, 140.1187500 39.9583333, 140.1187500 39.9541667)) ^^http://www.opengis.net/ont/geosparql#wktLiteral