メタデータ名 G20493060842
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.8187500 42.6458334, 141.8250000 42.6458334, 141.8250000 42.6500000, 141.8187500 42.6500000, 141.8187500 42.6458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral