メタデータ名 G20503177591
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1187500 40.8250000, 141.1250000 40.8250000, 141.1250000 40.8291667, 141.1187500 40.8291667, 141.1187500 40.8250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral