メタデータ名 G20523515963
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.6625000 39.8458334, 141.6687500 39.8458334, 141.6687500 39.8500000, 141.6625000 39.8500000, 141.6625000 39.8458334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral