メタデータ名 G20503170403
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((137.0312500 35.4083333, 137.0375000 35.4083333, 137.0375000 35.4125000, 137.0312500 35.4125000, 137.0312500 35.4083333)) ^^http://www.opengis.net/ont/geosparql#wktLiteral