メタデータ名 G20574025221
<http://xmlns.oracle.com/rdf/geo/srid/4612> POLYGON((140.9937500 38.4208334, 141.0000000 38.4208334, 141.0000000 38.4250000, 140.9937500 38.4250000, 140.9937500 38.4208334)) ^^http://www.opengis.net/ont/geosparql#wktLiteral