メタデータ名 G20483030921
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((139.8125000 33.1250000, 139.8187500 33.1250000, 139.8187500 33.1291667, 139.8125000 33.1291667, 139.8125000 33.1250000)) ^^http://www.opengis.net/ont/geosparql#wktLiteral