メタデータ名 G20644157593
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((138.0125000 35.8458334, 138.0187500 35.8458334, 138.0187500 35.8500000, 138.0125000 35.8500000, 138.0125000 35.8458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral