メタデータ名 G20563970271
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.4125000 40.4833333, 141.4187500 40.4833333, 141.4187500 40.4875000, 141.4125000 40.4875000, 141.4125000 40.4833333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral