メタデータ名 G20644217582
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((141.1750000 39.8708334, 141.1812500 39.8708334, 141.1812500 39.8750000, 141.1750000 39.8750000, 141.1750000 39.8708334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral