メタデータ名 G20644143994
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.4687500 40.6083333, 140.4750000 40.6083333, 140.4750000 40.6125000, 140.4687500 40.6125000, 140.4687500 40.6083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral